Mrs. Applebaum teaches seventh grade, and definitely prefers her female students over her male students, who are often rude and disrespectful. When one of her female students speaks rudely to her, Mrs. Applebaum doesn't seem to hear it. What barrier to effective listening is Mrs. Applebaum experiencing?
◦ conversational narcissism
◦ selective listening
◦ external noise
◦ ambush listening