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A student groups the four planets nearest the Sun, Mercury out to Mars, under one name. That name is:
ATerrestrial planets
BTrans-Neptunian ones
CInterstellar planets
DCircumbinary worlds
Answer & Solution
Correct answer: A. Terrestrial planets
1. They are the inner planets.
2. All four have solid surfaces.
3. They are the terrestrial planets.
_Source: OpenStax Astronomy 2e, Chapter 7, Other Worlds: an Introduction to the Solar System._
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