C is the answer hope it helps
<span>another factor identified in the consistent pattern of estimating difficulties is: economic downturn and unidentified risks
Economic downturn refers to the fall of the nation's productivity as a whole that is caused by the decrease in real GDP and Unidentified risks refers to The type of risks that are not commonly present in a certain industry (usually caused by a changed in political climate or environmental damage)
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Geography has a profound effect on where civilizations settle. The earliest civilizations resided within river valleys, and used the area around them to create opportunities to benefit their growth. Mountains, rivers, and plateaus provided natural defenses, at the cost of movement and trade.
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I believe is Huston, Texas
