If R is a relation “Less Than” from A = {1,2,3,4} to B ={1,3,5} then RoR-1 is

{(1,3), (1,5),(2,3), (2,5), (3,5),(4,5)}

{(3,1), (5,1), (3,2),(5,2), (5,3), (5,4)}

If R is a relation “Less Than” from A = {1,2,3,4} to B ={1,3,5} th

1.	If R is a relation “Less Than” from A = {1,2,3,4} to B ={1,3,5} then RoR-1 is
A.	{(3,3), (3,4),(3,5)}
B.	{(3,1), (5,1), (3,2),(5,2), (5,3), (5,4)}
C.	{(3,3), (3,5), (5,3),(5,5)}
D.	{(1,3), (1,5),(2,3), (2,5), (3,5),(4,5)}
Answer» D. {(1,3), (1,5),(2,3), (2,5), (3,5),(4,5)}