Which of the following factors is one of two that is usually most responsible for determining population growth
A total number of people within a continent
B. average number of people in a given area
@c world's total population
D. average weight of people in a given area

A total number of people within a continent

Explanation:

The population growth in a particular place is reflective of how the population is changing positively over a period of time.

It is simply the change in population with with time.

     P  = P₀ eᵇⁿ

P is the total population

P₀ is the starting population

b is the growth rate

n is the time

a characteristic is a deep cut in the earth or left over rock aka till.