Triangle HJK is transformed to similar triangle H′J′K′: A coordinate plane is shown. Triangle HJK has vertices H at 8 comma 8, J at 8 comma 4, and K at 4 comma 4. Triangle H prime J prime K prime has vertices H prime at 2 comma 2, J prime at 2 comma 1, and K prime at 1 comma 1.
What is the scale factor of dilation? (4 points)

Group of answer choices

1 over 5

1 over 3

1 over 4

1 over 2