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.

Based on typical labor utilization patterns across the business cycle, productivity (output per hours worked) is most likely to be highest:
Option A:at the peak of a boom.
Option B:into a maturing expansion
Option C:at the bottom of a recession.

Answer: C