I WILL GIVE YOU BRAINLY

Answer:
b
Step-by-step explanation:
Basically the line in the centers of each are obviously not lined up, so they cant be the same, A is out, it looks to be about 6 points lower. B stays as a choice, Class A's median score is obviously lower than Class B's, as the line in the box is further behind. So C is out, and Class B's line, lines up with 85, not 70