$2)$ In order to plan for procurements, the project team uses a project document that includes a list of deliverables, acceptance criteria, project assumptions and constraints, and a description of the product, service or result. This document is called the $\_\_\_\_\_\_\_\_\_.$

a$)$ Work Breakdown Structure $($WBS$)$

b$)$ Project Charter

c$)$ Project Contract

d$)$ Project Scope Statement