Natural growth of population is

Births - Deaths

The correct answer is Option (3) → Births - Deaths

• The population growth or population change refers to the change in number of inhabitants of a territory during a specific period of time. This change may be positive as well as negative. It can be expressed either in terms of absolute numbers or in terms of percentage.
• Natural Growth of Population: This is the population increased by difference between births and deaths in a particular region between two points of time i.e. Natural Growth = Births - Deaths