问一个听力的问题TPO V10，网上给出的答案100%可信吗？

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TPO V10第六篇，第二题

2. Why does the professor ask students about their earliestmemories?

To help students relate to the topic she isabout to discuss

To establish that people vary in the time oftheir earliest memory

To introduce the connection between language andmemor

To point out a common theme in the earliestmemories of most people

答案是A，但我觉得D也没错啊，一般听力题都不会有太迷惑的选项，但这道题，真不知道到底怎么回事，希望考试的时候不要遇到这样的，大家说说吧