Using the Following Data, Apply the High-Low Method of Cost

Using the following data, apply the high-low method of cost analysis to the three cost data groups:
What cost behavior patterns are apparent for each group?

A) Hedwig = Variable, Scabbers = Mixed, Crookshanks = Fixed
B) Hedwig = Mixed, Scabbers = Variable, Crookshanks = Fixed
C) Hedwig = Mixed, Scabbers = Fixed, Crookshanks = Variable
D) Hedwig = Variable, Scabbers = Fixed, Crookshanks = Mixed
E) Hedwig = Fixed, Scabbers = Variable, Crookshanks = Mixed