Answer:A
Explanation:
He wanted to establish a fur trade which would soon lead to mass disease
<span>Dmitri Ivanovich Mendeleev</span>
He was a Russian chemist and inventor. He formulated the Periodic Law, created a farsighted version of the periodic table of elements,
and used it to correct the properties of some already discovered
elements and also to predict the properties of eight elements yet to be
discovered.
The war lasted much longer than people expected.
The expansion was the result of a strong desire of Manifest Destiny amongst most Americans. Manifest was a belief that the United States was destined to expand across the Atlantic Ocean to the Pacific Ocean. Westward <span>expansion had many effects on America. </span>
