Answer:
The machine helped make cotton a profitable export crop in the southern United States
Has decreased in recent years
Answer:
|t is important not to skip this section of the proposal because without a thorough explanation of the nature of the study, the variables that will be used, the mathematical method that will be used, and the way the results will be interpreted, the people who are reading the proposal may simply not understand the study at all, and discard it not because of lack of relevance, but because of lack of comprehension.