Which two types of stars will enter the supernova phase? Average and Massive Stars

Average and Supermassive stars

Massive and Supermassive Stars

Neutron and Red Stars

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.

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