The clearest signal here is the contrast the author draws between two groups in the same sentence. Vulnerable consumers are described as people "we need to protect," a direct statement of concern. Rich people, by contrast, are described as free to lose their money "in this or any other way" without objection, and are even framed as useful "vanguards" for testing new, risky things.
This contrast rules out "concerned" and "sympathetic," both of which are reserved in the passage for the vulnerable, not the rich, and "assiduous" does not fit at all since the author shows no diligent effort on the rich people's behalf. What is left is a tone of not minding either way what happens to the rich, which is indifference.
Therefore, the correct answer is Indifferent.
Whenever an MCQ's last option is "All the above," check the other options for contradictions first. If none, the combined option is the safest correct choice.
Option A (defending the existing money-credit system) and Option B (rejecting the claim that central banks/government debase money in self-interest) are not opposed to each other, in fact, B supports A: if the author trusts the current system, the author would naturally reject the accusation that it is being run dishonestly.
Option C (protecting the poor from cryptocurrency risk) fits alongside A and B as a natural extension: someone who trusts the regulated money system and doubts the "debasement" charge against it would also worry about unregulated cryptocurrency exposing vulnerable people to loss.
Since A, B and C reinforce rather than contradict one another, they can all be true within the same passage at the same time.
This makes All the above the correct answer.
A quick way to identify a metaphor is to check two things: first, whether the sentence directly calls one thing another (not "like" or "as," which would make it a simile), and second, whether it transfers a specific quality from one thing onto the other.
"Cryptocurrencies are just the latest alchemy" directly states that cryptocurrencies ARE alchemy, with no comparison word used. Alchemy historically means a fraudulent or illusory promise of turning something worthless into gold, and that quality of false transformation is what gets transferred onto cryptocurrencies by this phrase.
This rules out antithesis (no contrast of opposites is set up), personification (no human trait is given to cryptocurrencies), and synecdoche (alchemy is not a part standing for the whole of cryptocurrencies).
So the device at work is a direct, quality-transferring comparison, which makes the answer Metaphor.
To classify a passage's style, ask two questions: does it take a side (argumentative), and how does it support that side (through description, storytelling, plain information, or explanation of reasoning)?
The passage clearly takes a side: it defends the current money system and pushes back against cryptocurrency enthusiasm, so "argumentative" is confirmed as one half of the answer.
For the second half, the passage supports its stance by walking through reasoning, what money is, how it is created, why the "debasement" claim doesn't hold, rather than describing a scene (ruling out "descriptive"), telling a story with events and characters (ruling out "narrative"), or staying neutral and fact-only (ruling out plain "expository").
Since the passage argues its case AND explains its reasoning, both halves point to the same pairing: Argumentative and explanatory.
When a question lists several claims and then offers "All the above," check whether the claims describe different aspects of the same idea rather than competing explanations.
Here, wanting freedom from regulation, wanting money creation moved into private hands, and wanting money delinked from the real economy are three separate but compatible goals, a person or group can hold all three views at once, they don't cancel each other out.
Since the passage attributes each of these reliances to cryptocurrency enthusiasts as part of the same critique, picking just one option would leave out the other two equally valid parts of the picture.
That makes the complete answer All the above.