Determine Whether the Expression Is a Polynomial $$\frac { x ^ { 8 } + 6 } { x ^ { 7 } + 7 }$$

Multiple Choice

Determine whether the expression is a polynomial. If it is a polynomial, give its degree.
- $$\frac { x ^ { 8 } + 6 } { x ^ { 7 } + 7 }$$

A) not a polynomial
B) polynomial, degree 1
C) polynomial, degree 8
D) polynomial, degree 15