Complete the sentence with the most appropriate word.
A ________ man is certain to be prosperous.

Correct option is A

The correct option to fill in the blank is (a) diligent.
Explanation: A diligent person works hard and consistently, which leads to success and prosperity. (Hindi: मेहनती)
Example: A diligent worker is always appreciated by his boss.
Explanation for incorrect options:
· Inactive: Refers to someone who does not work, opposite in meaning.
· Indolent: Means lazy, incorrect in this context.
· Lethargic: Refers to a lack of energy or enthusiasm, also incorrect.