Answer the question.

Four consumers are willing to pay these amounts for haircuts, and four haircutting businesses have these costs: Consumers' Willingness to Pay Firms' Costs Crystal: $35 Firm A: $40 Hilary: $15 Firm B: $20 Brian: $45 Firm C: $10 Edison: $25 Firm D: $30 Each firm has the capacity to produce only one haircut. For efficiency, 2 haircuts * should be given. Which businesses should cut hair? Check all that apply. O Firm A Firm B Firm C Firm D Which consumers should have their hair cut? Check all that apply. Brian Crystal Edison O Hilary The maximum possible total surplus is $