Question

Consider the parallel box plots above. Which statement must be true?

Answer 1

Since Plot B is skewed to the left and Plot A is not, the statement that must be true is ...
  D) Plot B is more skewed to the left than plot A.

Answer 2

Consider the parallel box plots above. Which statement must be true?
A) Plot B is more symmetric than plot A. 
B) Plot B contains less data than plot A. 
C) Plot B contains more data than plot A. 
D) Plot B is more skewed to the left than plot A.

As observed in the firgure, the best description is:
D) Plot B is more skewed to the left than plot A.

I would have to agree with you also.