Question 2 is based on the conversation you have just heard.

2 What does the woman specialize in at the moment?

解析：A。四个选项是调查工作的四个方面，听音时注意细节信息。对话中女士明确提及她目前专攻quantitative advertising research，A选项是录音原词复现，为正确答案。B选项“问卷设计”和C选项“研究方法论”虽然录音中有提及，但不是女士目前专攻的内容；D选项“受访者培训”则未提及，排除。