This doesn’t mention being offended, so it can’t be right. The conclusion is about taking offense, but the premise doesn’t talk about that, so we need an answer that links “offended” with “self-righteous.” It doesn’t matter if people suspect that Elsworth is truly unethical!

This doesn’t mention being offended, so it can’t be right. The conclusion is about taking offense, but the premise doesn’t talk about that, so we need an answer that links “offended” with the existing premise (that people who know Ellsworth know he’s self-righteous).

This doesn’t mention being offended, so it can’t be right. The conclusion is about taking offense, but the premise doesn’t talk about that, so we need an assumption that links “offended” with “self-righteous.” (C) adds in a whole new term—hypocrites—which is irrelevant!

This doesn’t mention being offended, so it can’t be right. The conclusion is about taking offense, but the premise doesn’t mention that, so we need an answer that links “offended” with “self-righteous.” It doesn’t matter if Ellsworth is actually innocent!

This appropriately links the premise with the conclusion! If those who know Ellsworth know he’s self-righteous, and everyone expects self-righteous people to be easily offended, then it follows logically that those who know Ellsworth expect him to be easily offended!