In one year, a government receives the following revenue. customs duties: $100\text{ m}$ taxes on goods: $200\text{ m}$ taxes on income: $400\text{ m}$ taxes on services: $300\text{ m}$ What is the total amount of indirect tax revenue?
- A$200\text{ m}$
- B$400\text{ m}$
- C$500\text{ m}$
- D$600\text{ m}$