For the Function Find the Maximum Number of Real Zeros $$f ( x ) = - x ^ { 6 } + 8 x ^ { 5 } - x ^ { 2 } - 4 x + 9$$

Multiple Choice

For the function find the maximum number of real zeros that the function can have, the maximum number of x-intercepts
that the function can have, and the maximum number of turning points that the graph of the function can have.
- $$f ( x ) = - x ^ { 6 } + 8 x ^ { 5 } - x ^ { 2 } - 4 x + 9$$

A) $6 ; 6 ; 5$
B) $6 ; 5 ; 5$
C) $6 ; 6 ; 6$
D) $5 ; 5 ; 6$