Answer:
Crops are larger and able to produce more grain per acre
Explanation:
The high-yield crops have been used more and more in the past several decades. The reason for that is simple, they produce larger crops that produce more grain per acre. This is very beneficial for the farmers, as they get more profit from the same farmland. But more importantly, this is very beneficial because the problem with malnutrition is lowered, as there is much more food on the market for available prices.
This i do not know sadly but i did some research for you and google says and i quote
"When Virginia declared its secession from the Union in April 1861, Lee chose to follow his home state, despite his desire for the country to remain intact and an offer of a senior Union command. During the first year of the Civil War, Lee served as a senior military adviser to Confederate President Jefferson Davis".
Answer:
Dr. Rush believed in purging the sickness from the body by making the person vomit and drawing blood from them. Dr. Deveze was a French doctor who worked with patients at Bush Hill. He wanted to leave patients in their beds to rest, drink fluids, and improve naturally. To this day Yellow Fever has no exact treatment, rather it is important to prevent it, but both helped flatten the curb of the Fever in the late 1700's