A university offers finance courses numbered 1,2,3,4,5 and accounting courses numbered 1,2,3,4,5,6. Let F be the event of selecting a finance course, A the event of selecting an accounting course, E the event of selecting an even numbered course, and O the event of selecting an odd course. Selecting the accounting course number 3 is an example of which of the following events? Select all correct answers. Select all that apply:

a. A AND O
b. F OR E
c. F AND O
d. F OR O
e. E′ A′