下列哪个选项不属于化学品安全标签所必须包含()的内容。
A.化学品标识
B.象形图
C.废弃处理
A.div标签和span标签均为容器类标签,可以在其中存放其他任意标签
B.默认情况下,div标签会占满一行,span标签不会
C.span标签没有特定含义,一般会作为文本的容器
D.div标签多用于布局网页页面
Which of the following people will head to the cities to seek employment?
A.Laid-off workers.
B.New graduates.
C.Rural workers.
D.All of these people.