ABC Inc. is considering two capacity plans: A and B. Plan A would have an annual fixed cost of $100,000 and variable costs of $30 per unit. Plan B would have annual fixed costs of $120,000 and variable costs of $20 per unit. Suppose the selling price is expected to be $50 per unit. What is the break-even point for each plan? O Plan A: 4000, Plan B: 5000 Plan A: 5000, Plan B: 4000 Plan A: 4300, Plan B: 5000 Plan A: 4000, Plan B: 4500 O Plan A: 4500, Plan B: 5000