Identify the Polynomial as a Monomial, Binomial, Trinomial, or None $-17 s^{7}+6 s-5$

Multiple Choice

Identify the polynomial as a monomial, binomial, trinomial, or none of these. Also give the degree.
- $-17 s^{7}+6 s-5$

A) Trinomial; 8
B) Binomial; 8
C) Trinomial; 7
D) None of these; 9