A. Function A gives the audience in millions, of a TV show as a function of hours, t, after a new episode premieres. What does each expression or equation represent in this situation? A(4) and A(0.5)=1.5

B. Use function notation to represent the following statement: Four hours after episode2 premiered, it had an audience of 1.3 million.

C. The size of the audience 120 minutes after episode 7 premiered had not changed 30 mins. later.