这道题辛苦解释一下

问题如下：

Q. Which of the following indicators is most appropriate in predicting a turning point in the economy?

选项：

A.The Industrial Production Index

B.The average bank prime lending rate

C.Average weekly hours, manufacturing

解释：

C is correct. Leading economic indicators have turning points that usually precede those of the overall economy. Average weekly hours, manufacturing is a leading economic indicator. The Industrial Production Index is a coincident economic indicator, and the average bank prime lending rate is a lagging economic indicator.