Solve the Problem $v(t)$ If $s(t)=\frac{-3}{4 t+5}$
A) $\frac{-144}{(4 t+5)^{3}}$ B) $\frac{12}{(4 t+5)^{2}}$

Multiple Choice

Solve the problem.
-Find the velocity function $v(t)$ if $s(t) =\frac{-3}{4 t+5}$ .

A) $\frac{-144}{(4 t+5) ^{3}}$
B) $\frac{12}{(4 t+5) ^{2}}$
C) $\frac{-12}{(4 t+5) ^{2}}$
D) $\frac{288}{(4 t+5) ^{3}}$