Obtaining cost information is a primary difficulty associated with benchmarking. The following are typical sources for collecting information, except:
A. from published reports, industry research firms, and trade groups.
B. from talking to knowledgeable industry leaders.
C. from field trips to the facilities of competitors or non-competing firms.
D. from independent firms and consulting firms to gather best practices and comparative cost data without identifying competing firms.
E. All of these.
Answer: All of these.