Boys reached into the container and pulled one piece of paper out. The girl whose name was written on the paper became his lover or sweet heart for________.()

A、储存
B、定位
C、对象专业化
D、工艺专业化

A、企业缺乏需求调查研究
B、管理层对计划过程重视不够，管理混乱
C、企业中与顾客接触的一线员工