The correct answer is b. whether or not to cast himself as the main character.
He didn't want to make it too obvious that the Divine Comedy insulted many of the locals and many rich and wealthy people of power, and casting himself would certainly point towards that.
Sydney isn't correct because 4/8=1/2. It would be in the middle of 0 and 1
D.Ethos, or an appeal to ethics
Ethos appeals to one's character.
A single word can indicate the writer's tone is A.) true.