The journey around the world took the old sailor nine months, the sailing time was 226 days.
A. of which
B. during which
C. from which
D. for which
网友回答
(答案→)A. of which
B. during which
C. from which
D. for which
解析：本题考定语从句，关系代词which指代the journey，定语从句恢复为独立句子应是：The sailing time of the journey was 226 days,故选of which。