Task: Question Answering
Input (English): Every year the population of Northville is \(\frac { 3 } { 4 } \) of what it was 10 years earlier. If there are currently 800 people living in Northville, how many people will live there in 20 years?
(A)10 (B)200 (C)400 (D)450 (E)600
Output (English): D