义务兵服现役的期限为 (  ) 。

A、<span style="font-size:14px;font-family:&#39;Calibri&#39;,&#39;sans-serif&#39;">一</span><span style="font-size:14px;font-family:宋体">年</span>

B、<span style="font-size: 14px; font-family: 宋体;">二年</span>

C、<span style="font-size: 14px; font-family: 宋体;">三年</span>

D、<span style="font-size: 14px; font-family: 宋体;">四年</span><span style="font-size: 14px; font-family: Calibri, sans-serif;">&nbsp;</span>