Question

The base form of a verb is also known as the

A. past participle.
B. present tense.
C. past tense.
D. future tense.

Answer 1

The base form of a verb is also known as the:

SECOND OPTION- B. present tense.

Answer 2

the answer, assuming it would be A. past particle
since it is an infinitive 
hope that helps youre welcome