题目内容：
（ ） management includes negotiating the terms and conditions in contracts and ensuring compliance with the terms and conditions, as well as documenting and agreeing on any changes or amendments that may arise during its implementation or execution.
A.Contract
B.Document
C.Communication
D.Risk
参考答案：【答案仅供学习，请勿对照自行用药等】
答案解析：