[正答]
B
※国試ナビ4※ [099E050]←[国試_099]→[099E052]
[★]
C
※国試ナビ4※ [099E049]←[国試_099]→[099E051]
D
※国試ナビ4※ [099E051]←[国試_099]→[099E053]
.