Determine Whether the Expression Is a Polynomial $$7 x ^ { 5 } - \frac { 2 } { x }$$

Multiple Choice

Determine whether the expression is a polynomial. If it is a polynomial, give its degree.
- $$7 x ^ { 5 } - \frac { 2 } { x }$$

A) polynomial; degree 5
B) polynomial; degree 1
C) not a polynomial
D) polynomial; degree -1