But it's a Mission so I would say 1 at least
Answer:
If the reaction causes the same answer every time
Generally when you write a report you want a introduction paragraph. This will introduce the reader to what you’re going to say. Then you want to usually have at least 3 body paragraphs. This is where you talk about everything you need to. Lastly, you’ll need a conclusion paragraph. This paragraph wraps up / summarizes everything you said throughout the report.