Which of the Following Is Likely to Have a Mean

Which of the following is likely to have a mean that is smaller than the median?

A) the salaries of all National Football League players, where a few players make much more than most players
B) the scores of students (out of 100 points) on a very easy exam, in which most scores are high but a few scores are low
C) the prices of homes in a large city, where there are lots of relatively inexpensive homes and a few very expensive homes
D) the scores of students (out of 100 points) on a very difficult exam, in which most scores are low but a few scores are high