Request for proposal

When an information system is procured through the steps shown in the figure below, which of the following is a word or phrase that should be inserted in the blank B? The orderer indicates the purpose of the systemization and the details of the business to a vendor, and requests provision of information. The orderer indicates the system that is the target of the procurement and conditions of the procurement to a vendor, and requests submission of a proposal document. The orderer determines a procurement source on the basis of the proposal document and capabilities of the vendor. The orderer and the procurement source mutually confirm their roles and the assignment of responsibilities on a document. A B C D

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