Which of the following represents the function g(t) = t^4 − t^3 t^2?

A) g(t) = t^4 − t^3 t^2; t = −7
B) g(t) = t^4 − t^3 t^2; t = 7
C) g(t) = t^4 + t^3 t^2; t = −7
D) g(t) = t^4 + t^3 t^2; t = 7