The large increase in the national population reflected in the 1810 ce

The large increase in the national population reflected in the 1810 census resulted mainly from __________.

a. the assimilation of whole tribes of Native Americans into the general population
b. natural biological increase
c. a huge increase in the importation of slaves from Africa
d. the immigration of many thousands of Europeans fleeing the Napoleonic wars
e. fabrication of census records by corrupt state officials who hoped to increase their congressional representation

ANSWER
B