Answer with explanationAnswer: Option D
Auxiliary: providing supplementary or additional help and support.
Responsible: having an obligation to do something, or having control over or care for someone, as part of one’s job or role.
Salvageable: rescue (a wrecked or disabled ship or its cargo) from the loss at sea.
Clear: easy to perceive, understand, or interpret.
Ambiguous: not easy to perceive, understand, or interpret.
Antonyms of Ambiguous is Clear.
Because of the economy drive, they very unwillingly surrendered some superfluous posts.
Answer with explanationAnswer: Option C
Antonym of superfluous is relevant
superfluous : unnecessary.
important: of great significance or value.
relevant: closely connected or appropriate to what is being done or considered.
significant: sufficiently great or important to be worthy of attention.
essential: extremely important.