It is a preamble.
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Answer:
6. Internal rebellions of the 12th century caused the Seljuk Empire to begin to fracture from within. By the mid-1200s, only a small sultanate remained in Anatolia (Turkey).
7. Osman sought to expand his territory (inherited from his father), and called for holy war against the weakening Byzantine Empire (which was right on the edge of his territory, making it a natural expansion of his own territory).
Explanation:
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Answer:A plateau is a flat, elevated landform that rises sharply above the surrounding area on at least one side. Plateaus occur on every continent and take up a third of the Earths land. They are one of the four major landforms, along with mountains, plains, and hills.
Explanation: