QUESTION 4 (25%) Terry Inc. manufactures machine parts for aircraft engines. CEO Bucky Walters is considering an offer from a subcontractor to provide 2,000 units of product OP89 for $120,000. If Terry does not purchase these parts from the subcontractor, it must continue to produce them in-house with these costs: Direct Materials Direct Labor Variable Overhead Allocated Fixed Overhead Required Cost per unit ($) 28 18 16 4 1. What is the relevant cost to make the product internally? 2. What is the estimated increase or decrease in short-term operating profit of producing the product internally versus purchasing the product from a supplier? 3. Which alternative is more attractive to Terry Inc, make or buy the machine parts? 4. What strategic considerations likely bear on this make vs buy decision? (at least 2 considerations)