According to the last paragraph, which of the following statements is true? A．It is a simple matter to change consumers' preference for food. B．The relationship between food desert and dietary health is certain. C．Price can be a decisive factor when consumers buy food. D．Opening full-service supermarkets will eliminate food deserts in the U. S.
A.It B. B．The C. C．Price D. D．Opening E.
【参考答案】
C 细节题。根据题干提示定位至最后一段。本段倒数第二、三句中提到有些人不购买健康食品的原因是价格使他们难以承受，......