题目内容：
A. all routers in a local segmentB. all routers in an autonomous system
C. all hosts in a local segment
D. all hosts in a particular multicast group
参考答案：
选择题：What is the IPv6 address FF02::2 used for?()
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造林整地挖得越深越大越好。()
造林整地挖得越深越大越好。()
现在有一个圆形,我们将它填充为辐射渐变,红色(m100)黑色(k100)从美观的角度来讲,我们应该把渐变两色的色值设为()
现在有一个圆形,我们将它填充为辐射渐变,红色(m100)黑色(k100)从美观的角度来讲,我们应该把渐变两色的色值设为()
Refer to the exhibit. What two statements are true?()
Refer to the exhibit. What two statements are true?()
扦插苗的特点是苗木抗性强,根系深。()
扦插苗的特点是苗木抗性强,根系深。()
对一群组对象执行渐变填充,然后解散群组,结果是()
对一群组对象执行渐变填充,然后解散群组,结果是()