Suppose y = g(t) has domain [−10,15]. Consider the derivative of g defined below.
g'(t) = { 2t + 10 -10 ≤ t < -4
{ 1/ ∛(t-7) -4 < t ≤ 15, t ≠ 7
How many critical numbers does g have on the given domain?
A. 0
B. 1
C. 2
D. 3