Question

line j: y =
2
3
x +
1
2

line k: y =
1
2
x +
2
3

line l: y =
2
3
x +
3
2

line m: y =
3
2
x +
1
2
These four lines have been graphed on the same coordinate grid. Which lines are parallel to each other?
A) j and l
B) j amd m
C) k and l
D) k and m