Triangle j'k'l' shown on the grid below is a dilation of triangle jkl using the origin as the center of dilation:

two triangles on a grid. first triangle has vertices j 4 and 6, k 2 and 4, and l 6 and 3. image triangle has vertices j prime 8

which scale factor was used to create triangle j'k'l'? (1 point)

group of answer choices

1 by 4

4

2

1 by 2