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Adjustments to a Parabola

SATMAT-VEKQK5

The equation of the parabola shown above is $ y={ \left( x-c \right) }^{ 2 }+2 $, where $ c $ is a constant. Which of the following statements best describes the graph of a new parabola with the equation $ y=-{ \left( x-c \right) }^{ 2 }-2 $, when comparing it with the parabola shown above?

A

Each point of the graph will all shift $ 2 $ units downward, and the parabola will open downward.

B

Each point of the graph will shift $ 2 $ units to the left, and the parabola will open downward.

C

The graph will have a minimum $ y $-value of $ -2 $, and the parabola will continue to open upward.

D

The graph will have a maximum $ y $-value of $ -2 $, and the parabola will open downward.