Answer the question on the basis of the information given below:
Each point in the graph shows the profit and the turnover data for a company. Each company belongs to one of three industries: textile, cement and steel.
An investor wants to buy stock of only steel or cement companies with a turnover more than $1000$ and profit exceeding $10\%$ of turnover. How many choices are available to the investor?
- $4$
- $5$
- $6$
- $7$