There are k-2 members in a certain band, including Jim and Allan. Two members are to be selected to attend the Grammy awards ceremony. If there are 10 possible combinations in which Jim and Allan are not selected, what is the value of k?
A) 5
B) 9
C) 15
D) 18
E) 25
A) 5
B) 9
C) 15
D) 18
E) 25