The ratio in which the line joining points (1, -1) and (4, 5) is divided by the point (2,1) is ;

The ratio in which the line joining points (1, -1) and (4, 5) is divid

1.	The ratio in which the line joining points (1, -1) and (4, 5) is divided by the point (2,1) is ;
A.	3 ∶ 1
B.	2 ∶ 1
C.	1 ∶ 2
D.	1 ∶ 3
Answer» D. 1 ∶ 3