Were a crackdown on groups or people that might be considered dangerous to u. s. security.

i think it would be c.

hope i'm correct

explanation:

most people now work in jobs where they do one  kind  of work; they are carpenters, bankers, cooks, mechanics, and so forth. likewise, most  businesses produce  only certainkinds  of  goods  or  services, such as cars, tacos, or gardening  services. this feature of  production  is known as specialization.

the answer is actually b.   as habitats are destroyed, animals and plants may become extinct.   , according to edge nuity

probably that america is racist