Which is a correct description of the graph of the following function?y equals negative x squared plus 4 (1 point)

The graph is a parabola that opens upward. Its x-intercepts are left-parenthesis negative 2 comma 0 right-parenthesis and left-parenthesis 2 comma 0 right-parenthesis.
The graph is a parabola that opens upward. Its minimum value is y = 4.
The graph is a parabola that opens downward. It has no x-intercept.
The graph is a parabola that opens downward. Its maximum value is y = 4.

The graph is a parabola that opens downward. Its maximum value is y = 4.

The correct description of the graph of the function y = -x^2 + 4 is:

The graph is a parabola that opens downward. Its maximum value is y = 4.