Barack Hussein Obama II is an American politician who served as the 44th president of the United States from 2009 to 2017. A member of the Democratic Party, Obama was the first African-American president of the United States
The cosmological principle has first been clearly stated by <em>Isaac Newton </em>in the "<em>Philosophiae Naturalis Principia Mathematica" </em>in 1687. He proved with mathematical proofs on detailed observational data the principle of “universal gravitation”. The oscillating theory is a cosmological model which suggests that the universe we live in is a one of an innumerable series.
Question: Which statement is true?
Answer: <u><em>B. The oscillating universe theory suggests that the universe will expand forever.
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Answer:
a river that ran purple is the answer
