Your Uncle Called You Last Night After Playing Three Games

Your uncle called you last night after playing three games in a softball tournament yesterday.He indicated that late in the third game while trying to stretch a double into a triple, he felt a sudden sharp pain in his calf, which significantly interfered with his ability to continue running.He is able to move his foot "up and down," but both motions are painful.He is also able to walk if he "takes it slow." From the information your uncle gave you and the fact that he is a 42-year-old weekend warrior, your preliminary hypothesis is that your uncle may have sustained a(n) :

A) Fracture of the tibia.
B) Achilles tendon rupture.
C) Plantaris rupture.
D) Syndesmosis injury.