A-A+
According to the passage most industries in t
问题详情
According to the passage, most industries in the near past focused on ______.
A．the demands of the market
B．the efficiency of production
C．the preferences of consumers
D．the satisfaction of consumers请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：B
解析：细节题。根据题干进行定位，在第一段第二句说：Not too many years ago, most industries centered primarily on the efficient production of goods，故答案为B。
