Assume There Are Three Hardware Stores,each Willing to Sell One

Multiple Choice

Assume there are three hardware stores,each willing to sell one standard model hammer in a given time period.House Depot can offer their hammer for a minimum of $7.Lace Hardware can offer the hammer for a minimum of $10.Bob's Hardware store can offer the hammer at a minimum price of $13. Given the scenario described,if the market price of hammers increased from $6 to $7:

A) total producer surplus would increase.
B) total producer surplus would remain unchanged.
C) total producer surplus would decrease.
D) total producer surplus cannot be determined with the information given.