Hey can you me posted picture of question

The parabola opens towards left, this means the squared term is y with negative coefficient.

The vertex is given to be the point (-1,-3). So, the general equation of the parabola will be like:



where a is any constant.

In the given options, only 1 such equation is available and that is option C.

So the answer to this question is option C

Iam thinking the answer is a.) knew