EPHEMERAL:

A. Passing

B. Sensuous

C. Permanent

D. Distasteful

Answer: Option C

Solution(By Examveda Team)

Passing : Going Past.
Sensuous : erotic,carnal, Attractive.
Distasteful:Causing dislike or aversion; disagreeable or unpleasant.
Permanent : Lasting, Stable.
EPHEMERAL: Lasting for a very short time.

Antonym of EPHEMERAL is Permanent.