Use the Following to Answer Question

Multiple Choice

Use the following to answer question:
-(Table: Demand for Solar Water Heaters) Use Table: Demand for Solar Water Heaters.The marginal cost of producing solar water heaters is zero,and only two firms,Rheem and Calefi,produce them.If Rheem and Calefi get into a price war,the equilibrium price in the market will be:

A) $0.
B) $700.
C) $800.
D) $1,000.