Answer:
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Explanation:
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Answer: You didn't put what a, b, c, or d is so how is anyone supposed to know what the answer is?
It increases. Mercury takes 88 days to orbit the sun once. The Earth takes a year. Pluto takes 248 years.
A. Acceleration.
acceleration is m/s^2. speed is m/s
Https://www.slideshare.net/mobile/jan_parker/life-cycle-of-stars-3196871
the answer to your question!