Sara contracts to work exclusively for Thermal Company during July for $5,000. On June 30, Thermal cancels the contract. Sara finds a similar job for the month of July but earns only $3,000. Sara files a suit against Thermal. As compensatory damages, Sara can recover


a. ​$0.


b. ​$1,000.


c. ​$3,000.


d. ​$2,000.