Three Hundred Students Attended the Dedication Ceremony of a New

Multiple Choice

Three hundred students attended the dedication ceremony of a new building on a college campus.The president of the traditionally female college announced a new expansion program, which included plans to make the college coeducational.The number of students who learned of the new program t hours later is given by the function . If 600 students on campus had heard about the new program 2 hours after the ceremony, how many students had heard about the policy after 4 hours?

A) 975
B) 970
C) 980
D) 960
E) 965