Question

the forearm describes that portion of the upper extremity from the—
shoulder to the elbow.
elbow to the wrist.
shoulder to the finger.

Explanation:

In human anatomy, the forearm is specifically the part of the upper extremity between the elbow and the wrist. The shoulder to elbow is the upper arm (brachium), and shoulder to finger is too broad a description.

Answer:

Elbow to the wrist.