Determine which system below will produce infinitely many solutions.

Select one:

A−6x + 3y = 18

4x − 3y = 6

B2x + 4y = 24

6x + 12y = 36

C3x − y = 14

−9x + 3y = −42

D5x + 2y = 13

−x + 4y = −6