The x-axis represents the number of years after 2010, and the y-axis represents the number of residents.
Which of the following statements best describes the relationship shown by the graph?
The city's population decreased by 1,500 residents each year, starting from 35,000 residents in 2010.
The city's population increased by 1,500 residents each year, starting from 20,000 residents in 2010.
The city's population remained constant at 20,000 residents for 10 years.
The city's population doubled every 5 years from an initial 20,000 residents.
