[求助]大全749

1.        The federal government requires hospitals to tell a Medicare patient of their legal right of challenge their discharge if they feel they are being sent home prematurely.

(A) hospitals to tell a Medicare patient of their

(B) hospital to tell Medicare patients that they have a

(C) hospitals to tell Medicare patients that there is a

(D) that hospitals tell a Medicare patient of their（B）

(E) that hospitals tell a Medicare patient that they have a

这里的their discharge中their指谁，是patient还是hospital，their dischage怎么翻译？谢谢！

这里的

根据逻辑关系their 指patients

病人有置疑医院过早遣送(discharge) 其出院的法律权利.