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Answer:
The speech was made outside in the open air to accommodate the vast crowd that had come to hear him. Urban II's sermon proved highly effective, as he summoned the attending nobility and the people to wrest the Holy Land, and the eastern churches generally, from the control of the Seljuk Turks.
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<span>The correct answer is a) building a modern navy to break the Union blockade. Due to this blockade, the Confederacy suffered a food shortage. Additionally, the Union was able to divide the Confederacy after winning several key battles in the middle of their territory. Since the Confederacy was being defeated on land, they decided they would focus on their navy in order to defeat the Union by sea. Clearly, this didin't work.</span>
<u>The correct answer is C. They were rejected by scientists, who believed farmers would always produce enough food. </u>Malthus's studies affirmed that the moment in which the land stopped producing enough food for all its inhabitants was inevitable. Over time it was proved that this theory was false since it did not consider important variables that would occur in the following decades, such as the implementation of birth control techniques and related technological advances applied to agriculture and food production .
