It is important to avoid ballistic stretches because they can
a. increase body and muscle temperature
b. extend a joint beyond its regular range of motion
c. exceed the stretchable limits of the tissues involved
d. stretch the muscle to its farthest point

i think its pulmonary not sure tho

delegated (sometimes called enumerated or expressed) powers are specifically granted to the federal government in article i, section 8 of the constitution. this includes the power to coin money, to regulate commerce, to declare war, to raise and maintain armed forces, and to establish a post office.