Simplify (A Ssume All Variables Are Nonzero $\frac{a^{7} b^{3}}{a^{2} b}$ A) $a^{14} b^{3}$

Multiple Choice

Simplify. (A ssume all variables are nonzero.)
- $\frac{a^{7} b^{3}}{a^{2} b}$

A) $a^{14} b^{3}$
B) $\frac{21}{2}$
C) $\mathrm{a}^{5} \mathrm{~b}^{2}$
D) $(\mathrm{ab}) ^{12}$