Identify the Like Terms in the Polynomial $6 z^{3}-3 z^{4}-6 z^{2}+5 z^{4}+2 z^{3}+8$

Multiple Choice

Identify the like terms in the polynomial.
- $6 z^{3}-3 z^{4}-6 z^{2}+5 z^{4}+2 z^{3}+8$

A) $-3 z^{4}$ and $5 z^{4} ; 6 z^{3}$ and $2 z^{3}$
B) None of the terms are like.
C) $z^{4}, z^{3}, z^{2}$ , and 8
D) $-3 z^{4}$ and $5 z^{4} ; 6 z^{3}$ and $2 z^{3} ;-6 z^{2}$ and 8