Permit :

A. Give

B. Forbid

C. Allow

D. Preserve

Answer: Option B

Solution(By Examveda Team)

Give : freely transfer the possession of (something) to (someone).
Allow : permit.
Preserve : maintain (something) in its original or existing state.
Forbid : refuse to allow.
Permit : Allow.

Antonym of Permit is Forbid.