"And they arrested them and put them in custody until the morrow, for it was already evening." 

In the statement above, the imprisoned persons were

A.

Paul and John Mark

B.

Peter and Stephen

C.

Peter and John

D.

Paul and Barnabas

Correct answer is C

The statement "And they arrested them and put them in custody until the morrow, for it was already evening" refers to Peter and John. This passage is from Acts 4:3, where Peter and John were arrested and held overnight for preaching about Jesus.