Sentence A is correctly punctuated.
I think I will wear tan pants and a green cotton shirt to school on Wednesday.
The other sentences have commas where they are not needed.
I’m not sure what you mean but
Protagonist - Main Character
Antagonist - The obstacle the Main Character faces usually the villain or bad guy in the story but not always
Answer:
nice but there is not question pls give question i will haelp u ok
The answer is Auguste Comte