I believe it is a "Fused" sentence because it includes two main clauses. hope this helps
The plot is about how middle schoolers evolve. The setting of the school shows the everyday life of the main middle schooler going through the struggles of being a preteen and the preparation for high school. (If this doesn’t help google the plot of the story and think about the setting and the the relation.)
Answer:
Well, I assume that you are referring to the SECOND sentence. The only error is the missing obligatory comma after the coordinating conjunction "so."
Explanation:
Sorry means you don’t really mean it I apologize mean u mean it