A. James is a responsible person
An idiom is a phrase used to represent something that has nothing to do with it and is not literal. For example: raining cats and dogs means it's raining hard and not literally raining animals. Seething with rage is not an idiom as seethe basically means mad or angry. Angry or mad with rage can be literal and is not an idiom.
What story is it? But I think it fits as a great side character
Answer:
shockingly bad news or experience