戏剧的重要要素有戏剧冲突、戏剧语言,而戏剧语言包括人物语言(即台词),舞台说明。
A. 对
B. 错
________ is the loss of a certain percentage of customers over time.
A. Customer churn
B. Customer life cycle
C. Lifetime value
D. Market capitalization
Operational CRM systems support __________-office business processes.
A. back
B. east
C. front
D. west
Analytical CRM systems provide ________ by analyzing customer behavior and perceptions.
A. BI
B. CIC
C. ERP
D. SFA