Which of the following is a key property of the quadratic parent function? A. It is NOT a parabola

B. Its vertex is in quadrant III.

c. It is in quadrants I and II.

D. It is NOT a function

C

Step-by-step explanation:

First, note that the parent quadratic function has the equation .

All quadratic functions are parabolas. Eliminate A.

The vertex of is on the origin point (0,0), not in Quadrant III. Eliminate B.

is definitely a function. Eliminate D.

The correct answer is C. The function covers Quadrant I and II.

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step-by-step explanation:

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step-by-step explanation:

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