An ambitious person (A) is committed to (B) improve his or her (C) status (D) at work29/64Mark the letter A,B,C or D on your answer sheet to show the underlined part that needs correction in each of the following questions. An ambitious person (A) is committed to (B) improve his or her (C) status (D) at work.isimprovestatusatGiải thíchĐáp án : B tobe committed to Ving: dốc tâm làm gì. improve -> improving