Which Is Not One of the Rules Given in the Textbook

Multiple Choice

Which is not one of the rules given in the textbook for selecting indexes for price adjustment clauses?

A) Use broad indexes
B) Develop a weighted index for materials in a product
C) Select labor rate indexes by type and location
D) Define energy indexes by fuel type and location
E) Analyze the past history of each index versus actual price change of the item being indexed