What Is the Appropriate Developmental Sequence of Running of the Following

Multiple Choice

What is the appropriate developmental sequence of running of the following descriptions of arm action?
I. Spinal rotation continues to be the prime mover of the arms.
II. Spinal rotation swings the arms bilaterally to counterbalance rotation of the pelvis and swing leg.
III. The humerus begins to drive forward and back in the sagittal plane, independent of spinal rotation.
IV. The arms do not participate in the running action.

A) IV, II, I, III
B) I, II, III, IV
C) II, IV, I, III
D) IV, III, II, I
E) IV, I, III, II