It was a facetious remark which totally failed to make any impression.

A. irrelevant

B. joking

C. reconciliatory

D. meaningless

Answer: Option B

Solution(By Examveda Team)

Irrelevant : not connected with or relevant to something.
Joking : humorous or flippant.
Reconciliatory : intended or likely to restore friendly relations.
Meaningless : having no meaning or significance.
Facetious : treating serious issues with deliberately inappropriate humour; flippant.

Synonym of Facetious is Joking