Consider the diagram below. Which of the variables (consumer surplus, producer surplus, deadweight loss, and market price) have increased due to the price ceiling of $1,500 for rent? Price (monthly rent) $4000 $3500 Supply $3000 Deadweight Consumer Loss $2500 Surplus $2000 $1500 Maximum Price $1000 Producer Surplus $500 Demand 0 1 2 3 4 5 6 Quantity of Apartments (in millions) O a.) Consumer surplus and market price b.) Producer surplus and deadweight O loss (c.) Producer surplus and market price d.) Consumer surplus and deadweight O loss