In the question, one sentence is given and four words are given in bold denoted by (A), (B), (C) and (D). You have to decide which of the following is inappropriate in context. If all the words are appropriate in the context then mark ‘All correct’ as your answer.

People use social media to vent (A) about everything from customer (B) service to politics, but the downside (C) to this is that our feeds often resonate (D) an endless stream of stress.