Use the Quotient Rule to Simplify $\frac { 4 x ^ { 9 } } { 2 x ^ { 4 } }$

Use the quotient rule to simplify.
- $\frac { 4 x ^ { 9 } } { 2 x ^ { 4 } }$

A) 2x⁴
B) 2x⁵
C) x⁵
D) x⁴