Select the correct facts about Madagascar.
It is the world's largest producer of natural vanilla and cloves.
The center of the island is a mixture of plains and marsh lands.
The people are a mixture of Indonesian, Arab, and African.
It is the world's fourth-largest island.
More than half the population is Christian.

the second two are correct

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: