In one year, a government raises the revenue shown below. 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 indirect tax revenue?
- A$200\,\text{m}$
- B$400\,\text{m}$
- C$500\,\text{m}$
- D$600\,\text{m}$