They both have rocky surfaces. They both have active volcanoes. They both have similar atmospheres. They both have the same gravitational pull.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Which characteristic do both the Moon and Earth share?
Possibilities:
- They both have rocky surfaces.
- They both have active volcanoes.
- They both have similar atmospheres.
- They both have the same gravitational pull.

They both have rocky surfaces.