In a row of serially placed students. A was placed 7th from left and B was 9th from right. Further they exchanged their positions. After exchanging positions B became nineteenth from right. So the position of B from the middle of the row is

In a row of serially placed students. A was placed 7th from left and B

1.	In a row of serially placed students. A was placed 7th from left and B was 9th from right. Further they exchanged their positions. After exchanging positions B became nineteenth from right. So the position of B from the middle of the row is
A.	seventh
B.	seventh
C.	sixth
D.	eighth.
Answer» D. eighth.