请选择ABC6J:X-R(a;h7U4c-|(r2x0M9i;W;z'~ 7. It’s cold. ______ the door, please.7A(_6Y6C7r.n0d5s2^9c
A. Open7A(_6Y6C7r.n0d5s2^9c
B. Clean7A(_6Y6C7r.n0d5s2^9c
C. Close7A(_6Y6C7r.n0d5s2^9c