Which of the Following Statements About the Shoulder Joint Is

Which of the following statements about the shoulder joint is true?

A) Muscles whose action lines cross the anterior aspect of the shoulder joint are extensors.
B) Muscles whose action lines cross the anterior aspect of the shoulder joint may produce lateral extension.
C) Muscles whose action lines cross the inferior aspect of the shoulder joint may produce extension.
D) Muscles whose action lines cross the posterior aspect of the shoulder joint may produce extension.
E) Muscles whose action lines across the superior aspect of the shoulder joint are adductors.