A government carried out a labour force survey. Only people of working age were included. The findings are shown in the table. Number of people: - of working age: $10\,000\,000$ - employed: $7\,000\,000$ - unemployed: $1\,000\,000$ - not seeking work: $2\,000\,000$ What percentage of working-age people are in the labour force?
- A$30\%$
- B$70\%$
- C$80\%$
- D$90\%$