(单选题)

What is the main idea of the first paragraph?

A.To reduce racial intolerance and hostility, we need to handle the issue of prejudice.

B.If we want to adequately address the problem of why prejudice resists change, we need answers to a member of questions.

C.Prejudice is an effective feeling toward a person or group member based solely on their group membership.

D.The experiment shows that providing people with correct information will probably not be sufficient to reduce prejudice and its effects.

参考答案：A

参考解析：

推理判断题。根据文章第一段的内容可知，大多数人会承认，不同民族和种族群体之间的关系是文化多样性社会的潜在问题根源。大多数理性的人都会同意偏见会导致这些群体之间产生误解、不宽容甚至敌意。因此，如果社会的目标是最小化这些问题，那么必要的步骤就是解决偏见问题。由此可知，为了减少种族歧视和敌意，我们需要处理偏见的问题。故选A。

知识点：阅读理解四选一英语专业基础知识阅读理解教师招聘-小学英语