I only need the anwsers to 2A, the ones below are WRONG.

Climate-Control. Inc.. manufactures a variety of heating and air-conditioning units. The company is currently manufacturing all of its own component parts. An outside supplier has offered to sell a thermostat to Climate-Control for S21 per unit. To evaluate this offer. Climate-Control. Inc.. has gathered the following information relating to its own cost of producing the thermostat internally: Assuming that the company has no alternative use for the facilities now being used to produce the thermostat, compute the total cost of making and buying the parts. Should the outside supplier's offer be accepted? Suppose that if the thermostats were purchased. Climate-Control. Inc.. could use the freed capacity to launch a new product. The segment margin of the new product would be $73.200 per year. Compute the total cost of making and buying the parts