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 value of the goods produced is recorded for the the current year GDP. The year of production not the year of the sale is where the product being produced needs to be recorded within. If it is sold the following year, the sale will then be recorded in the year it is sold in.