For sheets of A3 size, a border is at _______ mm from left and ________ mm for all other sides from the edges of the sheet.

For sheets of A3 size, a border is at _______ mm from left and _______

1.	For sheets of A3 size, a border is at _______ mm from left and ________ mm for all other sides from the edges of the sheet.
A.	10, 15
B.	20, 10
C.	10, 20
D.	15, 25
Answer» C. 10, 20