—I'm sorry, I can't go to play soccer with you.

—Oh, that's too bad. Maybe _____ time.[ ]

A. other

B. the other

C. another

李某与王某素有仇怨。一日，李某拦住王某，百般辱骂，王某挥舞拳头作势欲打李某，李某逃跑，王某紧追不舍。李某从屠户徐某处抢得一把杀猪刀，王某不敢再追，李某用言辞激王某，王某又追。待王某追近时，李某用杀猪刀捅了王某一刀，导致王某心脏破裂而死。李某的行为属( )。

A．正当防卫

B．紧急避险

C．防卫过当

D．故意杀人