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Green Inc. can make 100 units of a necessary component part with the following costs: Direct Materials $120,000 Direct Labor 20,000 Variable Overhead 60,000 FLxed lOverhead 40,000 It Green can purchase the component externally for $220,000 and only $10,000 of the xed costs can be avoided, what la the correct make-oroutsource (buy) =decision? O A. d. Buy and save $30,000 0 B. h. Buy and save $10,000 0 C. a. Make and save $10,000 0 D. c. Make and save $30,000