Correct option is C
The correct one-word for the given group of words is
(c) Warden.
Explanation: A "Warden" is a person responsible for the supervision of a hostel, prison, or home, particularly for overseeing the welfare of its residents. (Hindi meaning: अधीक्षक)
Example: The warden ensured that the hostel was well-maintained.
Meanings of the other options:
·
Watchman: Someone who guards or patrols a place, typically overnight. (चौकीदार)
·
Guard: A person who protects or defends an area or group. (रक्षक)
·
Warder: Similar to a guard, typically in charge of inmates in a prison. (कारापाल)