yeah it's B.
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The answer is standard of living. Standard of living refers to the quality and quantity of products and goods available to a population at a given time. It is also defined as the level of wealth, comfort, material goods and necessities available in a certain geographic area or place.
<span>I believe in this instance you would be profiling them. You would be examining their behavior to see if there is anything to suggest that they might actually commit a dangerous act. This would be something that a detective or police officer would do.</span>
Answer:
it is the Tigris river and the Euphrates river
