Given a text T, and several options, according to the question posed in the text T to choose the most appropriate option from the options as the answer, please directly output the most appropriate option, do not need to output the explanation.

Which of the following economic developments is most likely to cause cost-push inflation?
Option A:Industrial capacity utilization rises to a very high level.
Option B:Labor productivity increases faster than hourly labor costs.
Option C:A shortage of trained workers emerges throughout the economy.

Answer: C