The answer is A 12
Substitute (2,6) in the equation
Height is 6
Width is 2
Height = Constant / width
6 = Constant /2
Constant = 12
Substitute 12, 1
Height is 1
Width is 12
1 = Constant / 12
Constant = 12
If you substitute all points, they'll give you the same constant which is 12