What are some of the factors that have contributed to a decline in mail volume over the past decade?

Is the sentence the refree blew her whistle and both teams rushed onto the field a coumpound or simple sentence

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You receive an email from an impressive-sounding stranger, professor alexander rothschild renard iii, president of the american institute for scientific political statesmen. he urges you to vote for his presidential candidate choice. this social media red flag is known as pomposity inanity superstition fanaticism