Data to help guide a company in identifying opportunities to rationalize (reduce) the supply base might come from Question 3 options: 1) Spend analysis 2) Non-competitive benchmarking 3) A request for quotations 4) A breakeven analysisOne of the advantages of using multiple sources (rather than a single source) for a particular requirement is Question 4 options: 1) It will be easier to develop close relationships with the suppliers 2) We can reduce risk, because if there is a problem with one supplier, we have a backup source 3) We have fewer supplier relationships to manage 4) We can maximize our volume leverage