Answer :
Answer:
specific performance.
Explanation:
As Matthew has breached their contract by not selling the land, Betty can take action of recovery of specific performance.
Specific performance bis defined as an order that is issued by a court that compels a person to perform a specific action. The action to be performed is usually one that has been stated in a contract.
It is the preferred alternative to awarding damages in a dispute as it is an equitable solution.
In this instance Betty can compel Matthew to respect the contract and sell the land.