1. Ben entered into a contract with Sue to purchase her used car. The price of the car was $1,200. The bluebook value of the car was $2,000. After Ben and Sue entered into the contract, Trish offered to purchase Sue's car for $1,700. Sue agreed and sold the car to Trish. Ben brings a cause of action against Sue. Ben is entitled to
   1. $800
   2. $1,200
   3. $2,000
   4. $1,700