急性高侧壁心肌梗死，梗死相关血管是

A．左冠状动脉主干
B．左冠状动脉前降支
C．左冠状动脉回旋支
D．右冠状动脉
E．左冠状动脉对角支

We know the boy _____ father is in prison.[ ]

A. whose          

B. that            

C. who            

D. which