Which of the following best describes the Milky Way Galaxy?

Question

Options:

A . a spiral galaxy with a disk about 100,000 light-years in diameter and containing between 100 billion and 1 trillion stars

B . a spiral galaxy with a disk about a billion kilometers in diameter and containing between 100 million and 1 billion stars

C . a spiral galaxy with a disk about 100,000 light-years in diameter and containing about 100,000 stars

D . a spherically shaped collection of stars including our solar system and about a dozen other solar systems, stretching about 4 light-years in diameter

Answer: Option A
:
A
Option A

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