Tell Whether the Given Rational Expression Is Proper or Improper $$\frac { x ^ { 2 } - 9 x + 20 } { \left( x ^ { 2 } - 11 x + 30 \right) ( x + 5 ) }$$

Multiple Choice

Tell whether the given rational expression is proper or improper.
- $$\frac { x ^ { 2 } - 9 x + 20 } { \left( x ^ { 2 } - 11 x + 30 \right) ( x + 5 ) }$$

A) Improper
B) Proper