An example of delayed purchasing is when you would pay for a hot tub in 39 weeks and receiving the hot tub today. It is like a car loan, you would pay for the car over a certain time frame and you would drive home with the car that day. The correct answer is B.
the given statement is the case of Substantial performance
Substantial performance is the performance of the company which incomplete but it does not defeat the purpose of the contract.
here, in the statement Raul take contract of building the home for Evelyn but he missed some specification which cause Evelyn $25,000 to fix the damage as the project is incomplete but the purpose is not defeated hence this is an example of Substantial performance.