It's difficult for me to spend time with _____ use a lot of foul language.
(a)who
(b)whom
(c)one who
(d)people who
答案是D
请问b与d的差别?为何不能选b?
谢谢!!

b 少了先行词

空格应该要当with的受词 和 子句的主词又因为use没加s所以选(d)