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Chang Industries has already spent $230,000 to produce tables. Those tables can be sold as is for $442,000. Alternatively, the tables can be processed further by finishing them with a stain for an additional cost of $150,000. The stained tables can be sold for $620,000. Chang should: Multiple Choice Finish the tables for incremental cost of $380,000. Sell the unfinished tables for incremental income of $390,000. Finish the tables for incremental income of $178.000. Finish the tables for incremental cost of $380,000. Sell the unfinished tables for incremental income of $390,000. Finish the tables for incremental income of $178,000. Finish the tables for incremental income of $28,000. Sell unfinished tables for incremental revenue of $212,000