Help me, please I really need this or I don't pass algebra.

Given the box plot, will the mean or the median provide a better description of the center? box plot with min at 10.5, q1 at 11.5, median at 12.5, q3 at 13.5, max at 15

Im literally having a mental breakdown

What additional information could be used to prove abc =mqr using sas? check all that apply.