Determine Whether the Equation Has a Graph That Is Symmetric $$y = - 0.66 x ^ { 4 } + x ^ { 2 } + 6$$

Multiple Choice

Determine whether the equation has a graph that is symmetric with respect to the y-axis, the x-axis, the origin, or none of
these.
- $$y = - 0.66 x ^ { 4 } + x ^ { 2 } + 6$$

A) $x$ -axis only
B) $y$ -axis only
C) none of these
D) origin only