Which sentence contains an infinitive or infinitive phrase?

ATo our cousins in Boston, we gave our old bikes.
BGet your friends' addresses, and you can write to them.
CWill you move this dresser to my room?
DWould you please help load the van?

Verified Answer :

It would be A. Because it has "To Be." An infinitive is going to have to be, or anything else with the word To.