I think this might be the answer not sure
Answer:
D.To show that people did not get hurt when they ducked and covered.
Explanation:
The answer is in the 'necessary and proper clause' of the U.S.<span> Constitution, better known as the '</span>elastic clause<span>,' which allows Congress to </span>make<span> laws it needs to carry out its own powers.</span>
I think the answer would be A