Based on the following figure which summarizes the demand of a representative consumer, corresponding marginal revenue, and relevant costs for your product, determine your firm's optimal price, output, and the resulting profits for each of the following scenarios:

- You charge the same unit price to all consumers.

- You engage in first-degree price dis- crimination.

- You engage in two-part pricing.

- You engage in block pricing.

$160 $140 $120 $100 Price $80 $60 MC=AC $40 $20 MR. D $0 O 10 20 30 40 50 Quantity