A. None of the others make sense, so it should be that one.
Chose because decided means a decision and chose also means that you made a decision. I hope that helped!
The "inward eye" refers to the mind recalling an image. He's saying that while he lays on his couch he sees the daffodils in his mind; using his memory of what he had seen.
Answer:
Macbeth kills Duncan because the witches first give him the idea, his wife gives him the plan, and both (idea and plan) reinforce his blind ambition to be king.