Hareem takes a medicine to control his blood pressure. He takes a 25 mg pill in the morning. Suppose that 60% of the medicine is processed by Hareem's body by the time he takes a second 25 mg pill in the evening. What is the recursive definition for the amount of the blood pressure medicine in Hareem bloodstream after n hours? A. a1=25, an= 0.40an-1 + 25

B. a1=25, an = 0.60n-1 +25

C. a1=40, an=0.60n-1 +25

D. a1 = 0.60, an = 0.40an-1