Will give brainliest!!

Can someone please explain how i do problems like these my teacher makes no sense

Select the correct answer.
Which expression is equivalent to the given expression?
(12g^2h^7)(3g–^2h-4)

A. 36gh^3

B. 36h^3

C. 36/g^4h^28

D. 38/h^3

Will give brainliest Can someone please explain how i do problems like these my teacher makes no sense Select the correct answer Which expression is equivalent class=