Correct the statement.

'Suburban sprawl occurs when overcrowding leads to poor living conditions, food and water shortages, and disease.'

A:
1.Suburban sprawl occurs when people move from areas outside of a city to areas inside of a city.

2.Suburban sprawl occurs when a high death rate leads to poor living conditions, food and water shortages, and disease.

3.Suburban sprawl occurs when people move to areas on the outside of cities, and more space is needed for housing, infrastructure, and businesses.

4.The statement is correct.