Which of the Following Statements Are True of the Locations

Which of the following statements are true of the locations and functions of muscles? (Read carefully and select all of the correct statements.)

A) The masseter lowers the maxilla.
B) The gluteus maximus flexes the thigh.
C) The biceps brachii flexes the forearm.
D) The tibialis anterior extends the foot.
E) The orbicularis oris opens the mout
F) The external obliques help bend the vertebral column.
G) The hamstring group extends the thig
H) The trapezius raises the shoulder.