The Louisiana Purchase treaty is an important document in the study of Manifest Destiny because it shows the extent to which the United States was claiming land westward. The correct answer is D.
The wars disruption of trade was a cause that contributed to a weak economy in the 1780s.
It's "more adults are delaying having children or choosing to remain childless."
Answer: D. Rudolph Virchow (1821-1902) was a German physician, anthropologist, politician and social reformer, but he is best known as the founder of the field of cellular pathology. He stressed that most of the diseases of mankind could be understood in terms of the dysfunction of cells
hope this helps :D