The MAIN reason for the construction of the pyramids seen here was to a. intimidate potential invaders of the Egyptian kingdom.
b. convince peasants of the greatness of the pharaoh.
c. serve as burial tombs for Egyptian pharaohs.
d. serve as burial tombs for important people

in 1803 the louisiana purchase took place, doubling the size of the country. by 1840 almost 7 million americans had migrated westward in hopes of securing land and being prosperous. the belief that settlers were destined to expand to the west is often referred to as manifest destiny.

explanation:

the awenser wuold be slaves