[正答]
BE
※国試ナビ4※ [102I018]←[国試_102]→[102I020]
[★]
AD
※国試ナビ4※ [102I019]←[国試_102]→[102I021]
D
※国試ナビ4※ [102I017]←[国試_102]→[102I019]
.