Respuesta :
The initial rise in the line of the graph is an example of population growth
as a result of increase in food supply.
What is Population growth?
This is defined as the increase in the number of organisms in a given area
which is usually over a period of time.
Increase in food supply leads to organisms having enough nutrients
required for survival and basic biochemical activities such as reproduction.
This makes option D the most appropriate choice.
Read more about Population growth here https://brainly.com/question/829450