Answer:
The Correct Answer is C
Orbital period
Step-by-step explanation:
- The orbital period is the moment a provided astronomical article necessitates to achieve one orbit nearby another article and implements in astronomy habitually to asteroids circling the Sun or planets, exoplanets circling binary stars, or other stars and moons orbiting planets.
- Added significant orbital period description can apply to the reformed series for heavenly bodies as witnessed from the Earth's surface.