Question

what is a revolution in astronomical terms? * earths spinning changing of seasons one complete orbit around the sun earths rotation

Explanation:

In astronomy, revolution refers to an object's complete orbit around another object. For example, Earth's revolution means one complete orbit around the Sun. Earth's spinning and rotation are the same thing and describe its turning on its axis. The changing of seasons is a result of Earth's revolution and its tilted axis.

Answer:

C. One complete orbit around the Sun