[正答]
C
※国試ナビ4※ [106I020]←[国試_106]→[106I022]
[★]
E
※国試ナビ4※ [106I021]←[国試_106]→[106I023]
※国試ナビ4※ [106I019]←[国試_106]→[106I021]
.