Which graph shows a polynomial function with an even degree?

I am on the same one and I think it is C

Step-by-step explanation:

I am not entirely positive but I am leaning towards this one.

  Q

Step-by-step explanation:

Each line from a vertex to the midpoint of the opposite side is called a median. The point where the medians intersect, point Q, is the centroid.

The centroid of ΔABC is point Q.