.All of the following except one are reasons why Adam Smith advocated the doctrine of laissez-faire. Which is the exception?

A. He believed that economic liberty went hand in hand with political liberty.

B. He believed that working people needed a government to ensure that they were not exploited.

C. He believed that people should be left free to decide their own economic actions.

D. He believed that an economy works best if it is left unplanned, uncoordinated and undirected.

E. In Smith's time, government action was often arbitrary and despotic.