Hey can you me posted picture of question

For a parabola if

a) Squared term is x
Parabola either opens up or down.
Positive coefficient means upward opening and negative coefficient means downward opening

b) Squared term is y
Parabola either opens right or left
Positive coefficient means rightwards opening and negative coefficient means leftwards opening

The given parabola opens upward, this means squared term is x with positive co-efficient.

So the correct answer to this question is option D

Idon’t understand what you’re asking..

500 dollars and its probably more than that