题目内容：
根据文章，回答题。
What led to a change in attitudes to brands?
A the influence of consumers on each other
B the personal circumstances of consumers
C more sophisticated marketing
D greater choice of products
参考答案：
答案解析：
单选题：根据文章，回答题。What led to a change in attitudes to brands?A the i
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根据文章，回答题。
What led to a change in attitudes to brands?
A the influence of consumers on each other
B the personal circumstances of consumers
C more sophisticated marketing
D greater choice of products