Detailed Instructions: In this task you will be given a text passage from a trivia quiz. You should choose the category this question belongs to from these categories: History, Science, Social Science, Fine Arts, Literature. You can only choose one category, so if in doubt, please choose the closest match.
Problem:At the center of active galactic nuclei, such as Quasars, the supermassive type of this phenomenon may occur. The primordial variety, as proposed by Stephen Hawking, is also known as the mini- type and may emit some radiation, now named for that scientist, out of the event horizon. FTP, name these astronomical entities whose color refers to gravitys ability to suppress all forms of radiation within one.
Solution:
Science