下面哪一项是供应链管理软件整合的最重要的可见性优势？（）
A.存货减少
B.维修费用减少
C.标准化
D.IT成本减少
参考答案：A
根据对话内容，在下列横线上填入适当的话语，使对话完整正确。
A：Hey! Maria! 小题1:
B：I’ve been to the River Park.
A：You’ve lived there for three months. 小题2:
B：It’s great. But I wasn’t used to the air when I first arrived.
A：There are more and more cars. It creates the air pollution.
B：I agree. But 小题3:
A：We should do something to protect the environment, I have some videos about that?
B：How nice! Would you mind me watching them?
A： 小题4: You can come and get them at any time this afternoon.
B： 小题5:
A：It’s my pleasure.
交换虚连接
