To the best of my knowledge it's A
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<span>The
most important and revolutionary mechanical innovation of the medieval
agricultural revolution was the plough. During the medieval age, the plough
fundamentally improved and was used with multiple oxen teams. This enabled more
land to be ploughed and crops planted.</span>
Past behavior is a good indicator of future behavior, so violent. Hope this helps!!!
Stimulated by severe economic troubles, which produced radical political movements such as shays rebellion and urged on by a demand for a string central government
Answer:B
Explanation:the bringing of unfamiliar diseases to American Indians