Question

In which one of the following states are the major oil fields located?

• A. Rajasthan
• B. Himachal Pradesh
• C. Assam
• D. Mizoram

Hint:

Think of Digboi — Asia's first oil well — and which state it's in.

Answer 1

The Correct Option is C

Step 1: Alternate route: remember 'Digboi':
Digboi in Assam is famous as the site of Asia's first commercial oil well (1889), a fact almost always used to identify Assam as India's classical oil-producing state.

Step 2: Confirm:
This anchors Assam as the correct choice among the four states listed.

Step 3: Final Answer:
\[ \boxed{\text{Assam}} \]