Phillippe Inc. manufactures A and 8 from a joint process (cost $80,000). Five thousand pounds of A can be sold at split-off for $20 per pound or processed further at an additional cost of $20,000 and then sold for $25 per pound. If Phillippe decides to process A beyond the split-off point, operating income will Multiple Choice increase by $10,000. increase by $20,000. decrease by $10,000. decrease by $20,000. increase by $5,000