Step 1: Understanding the Concept:
Phobias are irrational fears. Matching them requires knowledge of Latin and Greek roots used in medical and psychological terminology.
Step 2: Detailed Explanation:
- Xenophobia: Derived from 'xenos' (stranger/guest). It is the fear or hatred of strangers or foreigners. (A matches P)
- Gerascophobia: Derived from 'geras' (old age). It is the fear of aging or growing old. (B matches Q)
- Necrophobia: Derived from 'nekros' (corpse/dead). It is the fear of death or dead bodies. (C matches R)
The correct combined sequence is A-P, B-Q, C-R.
Step 3: Final Answer:
The correct matching set is (A) A–P, B–Q, C–R.