[正答]
D
※国試ナビ4※ [109I021]←[国試_109]→[109I023]
[★]
C
※国試ナビ4※ [109I020]←[国試_109]→[109I022]
E
※国試ナビ4※ [109I022]←[国試_109]→[109I024]
.