Question

test major bones

Explanation:

The highlighted (green) bone in the skeleton image is the skull (or more specifically, the cranium is part of the skull, but the visible green - colored bone structure representing the head is the skull). Among the options, the skull is the correct identification for the green - colored bone shown.

Answer:

B. skull (assuming the options are labeled with letters, but since the original options are just listed, the correct option is "skull")