在职攻硕英语考试

根据网考网考试中心的统计分析，以下试题在2019/8/9日在职攻硕英语习题练习中，答错率较高，为：80%
【单选题】The author's purpose in writing the passage is______.


A．to persuade young children not to worry about criticism
B．to stress the importance of positive reinforcement to children
C．to discuss the skill of combining criticism with encouragement
D．to teach young athletes how to avoid burnout