Answer:
Texans stopped planting cotton and began to plant wheat instead
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Answer:In 1947, Salk took a position at University of Pittsburgh, where he began conducting research on polio, also known as infantile paralysis. By 1951, Salk had determined that there were three distinct types of polio viruses and was able to develop a "killed virus" vaccine for the disease.
Explanation:
The Constitutional Convention argued about slavery for a great amount of time, but eventually they really didn't put anymore effort into the topic of slavery. However, f<span>or every five enslaved people they counted three of them it was called a three-fifth. </span>
Question 3: There was a shortage of soldiers.
Question 4: Troops were not able to meet the demands of fighting a guerilla war.
