... YOU HAVE NO KEY, YOU WILL HAVE TO GET BACK BEFORE I GO OUT.A....

10. - KIEM TRA 1 TIET KY 2
KIEM TRA 1 TIET KY 2
10. ... you have no key, you will have to get back before I go out.A. As B. Although C. Unless D. Provided ...AIII. Choose the underlined part (A,B,C,D) that needs correcting.(2ps)