Concept:The idiom 'Face the music' means to accept and deal with the unpleasant consequences of one's own actions or decisions without running away.Explanation:This idiom is used when someone must take responsibility for a mistake or wrongdoing. It implies boldly confronting a difficult situation instead of avoiding it. For example, after being caught cheating, a student must face the music and accept the punishment. The phrase comes from theater, where actors faced the orchestra pit when they were nervous. Among the given options, 'Confront difficulties' is the correct match. 'Run away' means to escape, which is the opposite of facing the music. 'Hide feelings' means to suppress emotions, not take responsibility. 'Avoid trouble' means to stay away from problems, not confront them. Only 'Confront difficulties' captures the true meaning of facing the consequences directly.Answer:Option B: Confront difficulties.