This quote, if from the correct source, means that "<span>D. Running makes the speaker very happy" It also means that the speaker puts forth this happiness through the act of running. </span>
v (final) = v (initial) + at
675 = 724 + a (5.00)
a = -9.8 m/s^2
negative is simply mean decelerate, therefore, the answer would be 9.8 m/s^2
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The official language of Germany is German, but many other languages could also be spoken in Germany.
