It doesn't contain any punctuation, first of all, and second, it doesn't have a subject. To be a sentence, it must contain a subject. It also must contain one main clause.
-DustinBR
Either add the passage with the question so we know what you are referring to or do not post questions like these. Not everybody has read what you have. This question is completely useless and unanswerable without the story to go off of.
Answer:
Dang!!! That's not nice!!!!
Explanation:
Moderate means D- to take on a serious mode.
The writer used the word 'moderate' to make a comparison between those people who would lead a serious life without any excess with the group of people who would do whatever they wanted to fight against the Black Death.