Body movements occur when muscles contract across joints. The skeletal muscle activity in our body holds true for which of the following statements?
A. With a few exceptions, all skeletal muscles cross at least one joint.
B. Skeletal muscles can only push; they never pull.
C. During contraction, a skeletal muscle insertion moves towards the origin.
D. Typically, the bulk of a skeletal muscle lies proximal to the joint crossed.
E. All skeletal muscles have at least two attachments, the origin and the insertion.