[正答]
B
※国試ナビ4※ [100G099]←[国試_100]→[100G101]
[★]
A
※国試ナビ4※ [100G098]←[国試_100]→[100G100]
※国試ナビ4※ [100G100]←[国試_100]→[100G102]
.