Arike Ogwumike Manufacturing intends to increase capacity through the addition of new equipment. Two vendors have presented proposals. The fixed cost for proposal A is $65 comma 000, and for proposal B, $34 comma 000. The variable cost for A is $10, and for B, $14. The revenue generated by each unit is $18. Part 2 a) What is the crossover point for the two options? The crossover point for the two options is 7,750 units. (Round your response to the nearest whole number.) Part 3 b) At an expected volume of 8 comma 300 units, which alternative should be chosen? The profit (loss) if proposal A is accepted and 8 comma 300 units are produced is $