“The man that called you.”
Grammar Entry 600 / 1011 60-second read
That (for people) vs. Who
Use WHO for people.
The comparisoni
“The man who called you.”
The ruleii
¶
People = WHO. Things = THAT.
Modern editors prefer WHO for people and THAT or WHICH for things — though "that" is acceptable for people in casual use.
Memory aidiii
Remember it like this
People get a WHO.