Rehim WLL, a company which sells reprographic equipment, has prepared its draft financial statements for the year to September 2020. It has included the stated transactions and amounts in revenue.

Which has been correctly included in revenue according to IFRS 15 Revenue from Contracts with Customers?

a.Sale proceeds of BD20,000 for motor vehicles which were no longer required by Rehim WLL.

b.Sales of BD200,000 on 1 October 2019 to an established customer which, with the agreement of Rehim WLL, will be paid in full on 30 September 2021. Rehim WLL has a cost of capital of 10%.

c. Agency sales of BD250,000 on which Rehim WLL is entitled a commission.

d. Sales of BD150,000 on 30 September 2020. The amount invoiced to and received from the customer was BD180,000, which included BD30,000 for ongoing servicing work to be done by Rehim WLL over the next two years.