—Here is a new dictionary. _____ is it?

—It belongs to Gina. She bought it yesterday.[ ]

A. Which        

B. Who          

C. Whose      

D. How

甲离婚后嫌才3个月的女儿乙累赘，某日将乙一人留在家中，自己锁门外出。甲5天后回家，乙已经死在摇篮里。法院判决甲构成故意杀人罪，甲属于

A．纯正的不作为犯

B．不纯正的不作为犯

C．纯正的作为犯

D．结果加重犯