题目:

Yesterday each of the 35 members of a certain task force spent some time working on project P . The graph shows the number of hours and the number of members who spent that number of hours working on project P yesterday. What was the median number of hours that the members of the task force spent working on project P yesterday?
选项:
A、2
B、3
C、4
D、5
E、6
答案:
E