The construction of the two railway lines ________ by now. [ ]

A. has completed

B. have completed

C. have been completed

D. has been completed

某女，19岁。家人发现患者半年前出现在晚上入睡约1小时后，突然起床，吃东西，开抽屉拿东西，眼神茫然，数分钟后又自行上床入睡。次日均否认这些行为。发作没有规律，有时一周一次，有时几周一次，遂来就诊。

该患者首先需要考虑的诊断是

A．夜惊

B．癫痫

C．睡行症

D．失眠症

E．精神分裂症