单选

在下列功能中，(38)最好地描述了OSI(开放系统互连)模型的数据链路层。

A．保证数据正确的顺序、无错和完整
B．处理信号通过介质的传输
C．提供用户与网络的接口
D．控制报文通过网络的路由选择

试题出自试卷《软件水平考试（初级）程序员上午（基础知识）模拟试卷35》

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