请选择CBA3h6t9s;s'\1w8H5w)k9P-x2@6R9n,j ----Where is the TV room? ---- It’s on the _____ floor.3R;U)o*n3{.k4B
A. one3R;U)o*n3{.k4B
B. first3R;U)o*n3{.k4B
C. two3R;U)o*n3{.k4B