In Astronomy, What Is the Difference Between "Revolution" and "Rotation

In astronomy, what is the difference between "revolution" and "rotation"?

A) Revolution refers to motion of one body about another, whereas rotation refers to the motion of one body about its own axis.
B) Rotation refers to motion of one body about another, whereas revolution refers to the motion of one body about its own axis.
C) The two words have the same meaning and are used interchangeably.
D) Revolution refers to the motion of large objects like stars and planets, whereas rotation is reserved for smaller bodies like electrons in atoms.

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