Which of the following contains a comma error?
a. he just sighed again, and then he started to read. b. his mother asked him, “what’s wrong? ” c. he threw his bag on the bed, he sat down and sighed. d. a) tired and frustrated, bob went home.

different strategies reach different people based on their ability to understand the material. (from personal experience) when writing an argumentative essay write explaining the subject as though your audience never heard of it before and it is just being introduced, then explain why other people hate it also, afterward you would explain why that would be wrong. i hope that : )