Which of the following characteristics are common to all four planets in the inner solar system? A. All four planets have one or two moons.
B. All four planets have a solid, rocky surface.
C. All four planets have a thin, toxic atmosphere.
D. All four planets have the same orbit length around the sun.

Which statement is an accurate description of life in mongolia in recent years? the majority of the population now lives in cities. after a brief period of democracy, communists regained control of the government. subsistence farming remains the primary economic activity in the country. relations between mongolia and china are now tense. -gradpoint