-I hear mom is coming. When shall we meet her at the station?

-Her train started 2 hours ago, and it ________ reach at  3 pm.[ ]

A．should  

B．could

C．must  

D．can

个人不得以分拆等方式规避个人结汇和境内个人购汇年度总额管理。简述个人分拆结售汇行为的特征。