问题
单项选择题
According to the passage, if one wants to predict the way consumers will spend their money, he should_____.
A．rely on traditional assumptions about earning and spending
B．try to encourage or discourage consumers to spend money
C．carry out investigations on consumer behavior and obtain data on consumers' incomes and money spending motives
D．do researches in consumer psychology in a laboratory
答案
参考答案：C
解析：第一段讲了要想知道消费者如何花钱，应该研究消费者的行为，必须获取消费者的多方信息和数据。故选C。