Which Are Actions of the Flexor Digitorum Profundus

Which are actions of the flexor digitorum profundus?

A) flexion of fingers two through five at the metacarpophalangeal and proximal and distal interphalangeal joints and extension of the hand at the wrist joint
B) flexion of fingers two through five at the metacarpophalangeal and proximal and distal interphalangeal joints and flexion of the hand at the wrist joint
C) extension of fingers two through five at the metacarpophalangeal and proximal and distal interphalangeal joints and flexion of the hand at the wrist joint
D) flexion of the forearm at the elbow joint and flexion of the hand at the wrist joint