Which statements describe the economy of the American North before the Civil War? Choose all answers that are correct. Question 4 options: depended on rice and indigo farming was based on small farms and factories included many productive textile mills relied on many large agricultural plantations

How should the syntax in this sentence be changed, if at all? the scientists spent years analyzing the results of numerous medical studies meant to identify the cause of the disease. no change the scientists spent years looking at the results of a variety of different medical studies meant to locate the cause of the disease. the scientists spent years reviewing medical study results to find the cause of the disease. the scientists spent years studying the results of many medical studies in order to uncover the cause of the disease.