Which of the following are means that deliver savings through optimising specifications?

To buying organisation, savings can be achieved from different saving levers or tactics .

Which of the following are means that deliver savings through optimising specifications?
A . Value engineering
B . Part substitution
C . Budgetlinkages
D . Compare total cost of ownership
E . Volume pooling

Answer: A,B

Explanation:

If driving greater value and efficiency from your supply base is your end, you should remember that there are many ways to do this without seeking to negotiate lowerprices. Below are 7 types of saving levers: