A saw an armed person entering his house in the mid-night who abruptly opened fire on A. A also opened fire on him and killed him. He has committed:

A saw an armed person entering his house in the mid-night who abruptly opened fire on A. A also opened fire on him and killed him. He has committed:

(a) Murder

(b) Culpable Homicide

(c) Negligence

(d) None of these