Answer:
Four
Explanation:
Adduction and abduction refer to the movement of the skeletal system in the radial direction that is a movement towards the little finger is known as adduction and the movement towards the thumb is known as the abduction.
The muscles which are associated with the abduction movement of the wrist are the extensor carpi radialis longus, pollicis longus, flexor carpi radialis and the brevis.
Thus, Four is correct.
