[正答]
E
※国試ナビ4※ [108I018]←[国試_108]→[108I020]
[★]
D
※国試ナビ4※ [108I019]←[国試_108]→[108I021]
※国試ナビ4※ [108I017]←[国試_108]→[108I019]
.