Use the high-low method of cost estimation to answer the following question. Dog Gone Grooming is developing a monthly cost function for its bathing department and determines that the number of dog baths is the primary cost ditor. The following actual data is available for four months in 2016. Month Number of Baths July August September October Total Costs $1,325 $1,225 $1,000 $1,600 What are the variable cost per bath and total fixed costs? O VC = $4;FC = $1,000 b. VC = $2.50; FC - $1,175 . VC - $4: FC = $1,600 d. VC = $2.50; FC - $575 O