In international trade, an exchange rate is a number that is used to show the value of one currency compared to another.
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A teenager using current slang to distance herself form her parent´s generation might be an example of divergence. In this case language is use to make a clear difference in connection to linguistics. Language trigger a desire to be different and motive changes.<span />
Explanation:
2) encourage people to give their time and money to the war effort....
