In Europe, the Crusades resulted in - a a greater isolation of the region from the world b the strengthening of the feudal system c an increased demand for goods from Asia d the adoption of Islam as Europe's official religion

s the president shall be commander in chief of the army and navy of the united states, and of the militia of the several states, when called into the actual service of the united states; he may require the opinion, in writing, of the principal officer in each of the executive departments. sooo yeahhh

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i have ni idea