The us population tripled between 1790 and 1830 primarily because of ?

Various factors are contributing to the rise of the population of the United States :

a) There was a large population of young Americans who were starting families.

b) There as a decline in mortality rate, thus further boosting the population.

c) The area was expanding as new states were merging, providing enough space for the growth of population.

answer is :

many churches split during the movement.

new religions grew in popularity.