This map is representing north america in the period immediately
a) before the civil war.
b) before the war of 1812.
c) before the seven years war.
d) after the french-indian war.

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:

they both built pyramids.