请选择ABCD6n)O+zMy family have been living in Chengdu ______ I was born.-R;p2@*M2v.s;P/D9R*w+~-|9t
A. for-R;p2@*M2v.s;P/D9R*w+~-|9t
B. while-R;p2@*M2v.s;P/D9R*w+~-|9t
C.since-R;p2@*M2v.s;P/D9R*w+~-|9t
D.when-R;p2@*M2v.s;P/D9R*w+~-|9t