Determine If the Function Is Constant, Linear, Quadratic, or None $$z ( x ) = 1 + 6 x ^ { 2 } + 4 x$$

Multiple Choice

Determine if the function is constant, linear, quadratic, or none of these. $$z ( x ) = 1 + 6 x ^ { 2 } + 4 x$$

A) Quadratic
B) Constant
C) Linear
D) None of these