For the financial year ending 31 December 2021, a sports club gave the following figures: subscriptions paid in advance on 1 January 2021 $200; subscriptions outstanding on 31 December 2021 $450; subscriptions received during the year $8800. What was the total amount of subscriptions that belonged to the year ending 31 December 2021?
- A$8150
- B$8550
- C$9050
- D$9450