[单选题]下列关于电子数据冻结,说法错误的是( )。
A.对数据量大,无法或者不便提取的电子数据,经县级以上公安机关负责人批准,可以进行冻结
B.对通过网络应用可以更为直观展示的电子数据,经县级以上公安机关负责人批准,可以进行冻结
C.冻结电子数据,应当制作协助冻结通知书,注明冻结电子数据的网络应用账号等信息,送交电子数据持有人、网络服务提供者或者有关部门协助办理
D.冻结电子数据,应当采用计算电子数据的完整性校验值、锁定网络应用账号两种方法中的一种,不得同时使用多种方式冻结

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