The law that prohibited the marketing of new drugs unless they were adequately tested to demonstrate safety was the a. poison prevention packaging act of 1970. b. controlled substances act of 1970. c. federal food, drug, and cosmetic act of 1938. d. federal pure food and drug act of 1906.

Asales representative from a local radio station is trying to convince the owner of a small fitness club to advertise on her station. the representative says that if the owner begins advertising on the station today, the club's total number of members will grow exponentially each month. she uses the given expression to model the number of club members, in hundreds, after advertising for t months.