A group of 260 children are seated in n rows for a group photo session. Each row contains three less children than the row in front of it. Which of the following number of rows is not possible?

A group of 260 children are seated in n rows for a group photo session

1.	A group of 260 children are seated in n rows for a group photo session. Each row contains three less children than the row in front of it. Which of the following number of rows is not possible?
A.	3
B.	4
C.	5
D.	6
Answer» E.