The skin is the largest organ of your body ______of three layers; ______are essential to ____your body against diseases, poisons and the sun's harmful rays or radiations. [ ]
【简答题】请将下列索书号排序TP9-44/24/C.1、TP824/34、TP54/23A. TP9-44/24/C.1、TP824/34、TP54/2 B. TP54/23 TP9-44/24/C.1 TP824/34 C. TP54/23 TP824/34 TP9-44/24/C.1 D. TP9-44/24/C.1 TP54/23 TP824/34