A is the answer meaning he doesn’t get any sleep
I haven’t read it, but sparknotes, cliffnotes, gradesaver, and shmoop are lifesavers
The second one—I gave the dog a bath because he was filthy. There needs to be a connecting word between ‘I gave my dog a bath’ and her was filthy. This are both independent clauses, so a conjunction is needed.
The first one, Increase audience appeal by adding descriptive details.