Interest in the Supply Function as a Managerial Activity Began

Multiple Choice

Interest in the supply function as a managerial activity began:

A) before 1900 when railroads recognized it as an important function.
B) during World Wars I and II because of global materials shortages.
C) in the 1970s during a period of high inflation.
D) in the early 1980s with high interest rates and the costs of financing inventory.
E) more recently with the rise of e-commerce.