The cost components of a heater include $38 for the compressor, $14 for the sheet molded compound frame, and $70 per unit for assembly. The factory machines and tools cost is $53,000. The company expects to produce 1,400 heaters in the coming year. What cost function best represents these costs? y = 53,000 + 122X y = 1,400 + 53,000X y = 53,000 + 1,400X y = 1,400 + 122X