The mathematics SAT scores of the seven students in a mathematicsseminar are 538, 550, 570, 593, 610, 622, and 634. Suppose the studentwith the score 634 drops the seminar and is replaced by a student with ascore of 600. What will happen to the mean and the median scores of the class?

A. Neither mean nor median will change.

B. The median will decrease, the mean will not change.

C. The median will not change, the mean will decrease.

D. Both mean and median will decrease.