The Following Data Were Compiled from Job Cost Sheets for Similar

The following data were compiled from job cost sheets for similar products: Based on the trends you can observe in the data, which of the following is likely true?

A) Production processes are becoming more efficient.
B) Increased production efficiencies are exactly offsetting increased labor costs.
C) Increased labor costs are outweighing increases in production efficiencies.
D) In the wake of increasing labor costs, management needs to address production inefficiencies.