Do you know ___Lin Tao's father will come to school tomorrow?a.which b.if c.who

Do you know ___Lin Tao's father will come to school tomorrow?
a.which b.if c.who

b.if （是否）
Do you know if Lin Tao's father will come to school tomorrow?
你知道林涛的父亲是否会来学校?

Do you know if Lin Tao's father will come to school tomorrow?林涛的父亲明天是否会来学校你知道吗？后面的句子已经是一个完整的句子，不缺少成分，不需要which和who来引导

b b b