Question

Which words in the sentence are the complete infinitive phrase?

It can be very hard to speak in public.

A.
to speak

B.
to speak in public

C.
very hard

D.
it can be

so it is a or b?

Answer 1

I think it is C

Answer 2

I think its A

Answer 3

An infinitive phrase ends with a verb

Answer 4

True, True. Nevermind then

Answer 5

so a ?