How many ways can 10 letters be posted in 5 post boxes, if each of the post boxes can take more than 10 letters?

How many ways can 10 letters be posted in 5 post boxes, if each of the

1.	How many ways can 10 letters be posted in 5 post boxes, if each of the post boxes can take more than 10 letters?
A.	10
B.	05
C.	0P5
D.	0C5
Answer» B. 05