Answer:
In (3x)^2, you are squaring both the 3 and the x:
9x^2
in 3x^2, you are squaring just the x:
3x^2
Team B because mode is how often a number appears in a list and 60 is greater than 48 or 30, which are the modes of Team A and Team C
Hope this helps!
I think it might be a sphere sorry if I got it wrong