He used riddling to talk to Smaug I think because he wanted to stall and waste time as he figured out a plan. He also used riddles to talk to Golem who he clearly was trying to stall to save himself as Golem wanted to kill and eat Bilbo. So it is a reoccurring theme of Bilbo and it makes sense.
The answer is A. B is correct, C is a comma splice, and D is correct
1. The imagery affects the mood of the poem by saying things that seem very realistic all about a single flame, It also changes a lot and almost makes it seem as the fire has emotions and speaking about what hand will cease the fire.
2. The passage also makes everything seem super interesting and adds much feeling into it. This makes it seem even more emotional and really affects the imagery of the poem. The imagery for me is that theres a flame outside and that someone is scared of it.
cuz it is