Which Are Actions of the Extensor Carpi Ulnaris

Multiple Choice

Which are actions of the extensor carpi ulnaris?

A) extension and radial deviation (abduction) of the hand at the wrist joint
B) extension of the hand at the wrist joint and flexion of the forearm at the elbow joint
C) extension and ulnar deviation (adduction) of the hand at the wrist joint
D) pronation and supination of the forearm at the radioulnar joints