In Which Site in the Universe Has a Supermassive Black

question 98

Multiple Choice

In which site in the universe has a supermassive black hole been proposed to account for recent observations?

• A) the center of the Milky Way
• B) the center of the Ring Nebula, a planetary nebula in Lyra
• C) the center of the universe, where the Big Bang occurred at the beginning of the universe
• D) the center of the Crab Nebula, an old supernova remnant

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