46. Lido manufactures A and B from a joint process (cost = $80,000). Ten thousand pounds of B can be sold at split-off for $15 per pound or processed further at an additional cost of $20,000 and later sold for $16. If Lido decides to process B beyond the split-off point, operating income will: A. increase by $10,000. B. increase by $20,000. C. decrease by $10,000. D. decrease by $20,000. E. decrease by $58,000