The question is asking to complete the said passage in your question about the expression of emotions on the characters mind and base on the said passage, the answer among them is an interior monologue. I hope you are satisfied with my answer and feel free to ask for more
The answer to this is yes because diffusion is the movement of particles from high concentration to low concentration. As the smoke rises at one corner of the room soon it spreads all over the room which is simply diffusion.
The answer is
D. the topic of both poems is a battle.