Which of the Following Is Most Likely to Be an Example

Multiple Choice

Which of the following is most likely to be an example of economies of scale?

A) The per-unit costs on Excel Publishing Company's manuals fall because it adopted a new technology after receiving a large order from the government.
B) Alpha-Beta Inc. raised its price by 10 percent after a 5 percent increase in production costs.
C) Widget Manufacturing doubled its production by opening a new plant that was identical to its old plant.
D) The XYZ Co. increased production 25 percent after a 30 percent increase in all inputs.