考博考试

【单选题】Consumers are concerned about the changes in package size, mainly because ______.
A．they hate to see any changes in things they are familiar with
B．the unit price for a product often rises as a result
C．they have to pay for the cost of changing package sizes
D．this entails an increase in the cost of packaging
网考网参考答案：B
网考网解析：
从文中第一段Senator描述的包装变化，net weight declined，without any reduction in price，可以看出包装变化后，消费者所要支付的价钱相对增加，这才是消费者关心包装变化的原因。 查看试题解析出处>>