In September, a customer signed a contract to have his house painted in October. The painting company purchased the paint in September on account. The house was painted in October and the customer paid in full in November. The painting company paid for the paint purchased on account in November. According to the revenue and matching principles, the painting company should record:

a. The revenues in November and the expenses in September.

b. The revenues and the expenses in October.

c. The revenues and the expenses in November.

d. The revenues in September and the expenses in November