Every detail of the painting is prominent enough to be seen.

A. negligible

B. insignificant

C. trifling

D. inconspicuous

Answer: Option B

Solution(By Examveda Team)

Prominent : important; famous.
Negligible : so small or unimportant as to be not worth considering; insignificant.
Insignificant : too small or unimportant to be worth consideration.
Trifling : trivial.
Inconspicuous : not clearly visible or attracting attention.

Antonym of Prominent is Insignificant