Classify the Polynomial as a Monomial, Binomial, Trinomial, or None $4 x ^ { 3 } y - 7 x + 5 y$

Classify the polynomial as a monomial, binomial, trinomial, or none of these. $4 x ^ { 3 } y - 7 x + 5 y$

A) monomial
B) binomial
C) trinomial
D) none of these