Identify the Polynomial as a Monomial, Binomial, Trinomial, or None $-8 a^{3}$

Multiple Choice

Identify the polynomial as a monomial, binomial, trinomial, or none of these. Also give the degree.
- $-8 a^{3}$

A) Monomial; 3
B) None of these; -8
C) Monomial; -8
D) Binomial; 3