AMC 8 1996 Problem 13

In the fall of 1996, a total of 800 students participated in an annual school clean-up day. The organizers of the event expect that in each of the years 1997, 1998, and 1999, participation will increase by 50% over the previous year. The number of participants the organizers will expect in the fall of 1999 is $\text{(A)}\ 1200 \text{(B)}\ 1500 \text{(C)}\ 2000 \text{(D)}\ 2400 \text{(E)}\ 2700$