14. What are the spiral arms of the Milky Way made of? A. Variable stars B. Younger stars and gaseous nebulae C. Older stars and comets D. Asteroids and comets

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The spiral arms of the Milky Way made of: Younger stars and gaseous nebulae.

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Asked 1/30/2018 6:13:56 AM

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The spiral arms of the Milky Way made of: Younger stars and gaseous nebulae.

Added 1/30/2018 6:29:57 AM

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