He frequently visits his old uncle in his native village.

A. temporarily

B. rarely

C. irregularly

D. secretly

Answer: Option B

Solution(By Examveda Team)

Frequently : regularly or habitually; often.
Temporarily : for a limited period of time; not permanently.
Rarely : not often; seldom.
Irregularly : in a way that is not even or balanced in shape or arrangement.
Secretly : in a secret way; without others knowing.

Antonym of Frequently is Rarely