Select the option that can be used as a one-word substitute for the given group of words.
A person who believes in or tries to bring about a state of lawlessness

Correct option is D

The correct one-word substitute for the given group of words is (d) Anarchist.
· An anarchist is a person who believes in the absence of government or laws and often works towards creating such a state. (Hindi: अराजकतावादी)
· Example: The anarchist movement opposed any form of centralized control.
Meanings of other options:
· Ephemeral (Hindi: क्षणिक): Something lasting for a short time.
· Deluge (Hindi: बाढ़): A severe flood or an overwhelming rush.
· Gazette (Hindi: राजपत्र): An official publication or newspaper.