The Ryan Company manufacturers only one type of shoe and has two divisions, the Sole Division and the Assembly Division. The Sole Division manufactures soles and then "sells" them to the Assembly Division, which completes the shoes and sells them to retailers. The market price for the Assembly Division to purchase a pair of soles is $40. Fixed costs are per pair at 100,000 units. Sole's costs per pair of soles are: Direct materials $8 Direct labor $6 Variable overhead $4 Division fixed costs $2 Assembly's costs per completed pair of shoes are: Direct materials $10 Direct labor $2 Variable overhead $2 Division fixed costs $18 If the Assembly Division sells 100,000 pairs of shoes at a price of $120 a pair to customers, what is the operating income of both divisions together? O a. $6,800,000 Ob $8,800,000 O c. $6,000,000 O d. indeterminable