<span>The law that prohibited the marketing of new drugs unless they were adequately tested to demonstrate safety was the </span>Federal Food, Drug, and Cosmetic Act of 1938
(i'm gonna try to give more reason cause my last comment was deleted)
i think it may be D because that would be the only one to make sense
it wouldn't be A because how would changing their behavior help physical impairments? (it wouldn't)
i don't think it would be B because how could that help..
i don't think it would be C because medication does not help with those kinds of problems, i think,
hope this helps :)
sorry if im wrong :(
Occlusion- the <span>process of closing or state of being closed of a passage</span>
