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Math·Advanced Math·Equivalent expressions

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The functions $g$ and $h$ are defined by the equations shown: $g(x)=\frac{2}{7}x+\frac{8}{5}$ and $h(x)=5x-7$. Which expression is equivalent to $g(x)\cdot h(x)$?

A

$\frac{10x^2}{7}-\frac{56}{5}$

B

$\frac{10x^2}{7}+\frac{13x}{6}-\frac{56}{5}$

C

$\frac{10x^2}{7}-6x-\frac{56}{5}$

D

$\frac{10x^2}{7}+6x-\frac{56}{5}$