A nearby volcano is tall. A nearby volcano is inactive. A nearby volcano is about to erupt. A nearby volcano had once been active.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: Students studying rocks notice that in a particular location there are many igneous rocks that are very similar. This observation best supports which statement?
Possibilities:
- A nearby volcano is tall.
- A nearby volcano is inactive.
- A nearby volcano is about to erupt.
- A nearby volcano had once been active.

A nearby volcano had once been active.