S(t) = 4t - 8t², T $\ge$ 0 the Velocity Function Is
A) 4 - 8t
B)

s(t) = 4t - 8t², t $\ge$ 0. The velocity function is

A) 4 - 8t
B) 4t - 16t²
C) 4 - 16t
D) 8 - 16t
E) 4t - 8t