Earth making a complete rotation the Moon making a complete rotation Earth revolving completely around the Sun the Moon revolving completely around Earth
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which event takes about one year to complete?
Possibilities:
- Earth making a complete rotation
- the Moon making a complete rotation
- Earth revolving completely around the Sun
- the Moon revolving completely around Earth

Earth revolving completely around the Sun