Solve the problem.If s is a distance given by s(t) = 3t4 + 8t2 + 2t, find the acceleration, a(t).
A. a(t) = 12t2 + 16t + 2
B. a(t) = 36t + 16
C. a(t) = 12t3 + 16t + 2
D. a(t) = 36t2 + 16
Answer: D
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