Task: Question Answering
Input (English): If \(ab \neq 0\), which of the following must equal \(\frac { a } { b } \) ?
(A)\(\frac { a^2 } { b^2 } \) (B)\(\frac { a^3 } { b^3 } \) (C)\(\frac { 1 } { a } b\) (D)\(\frac { a } { 5 } \frac { b } { 5 } \) (E)\(\frac { a + 1 } { b + 1 } \)
Output (English): D