Answer:
Involuntary manslaughter
Step-by-step explanation:
Involuntary manslaughter is when one person kills another unintentionally, when the guilt is unconscious. The causes of manslaughter are guided by negligence, recklessness or malpractice.
That was the case with Henry, he killed Irene out of negligence because he drunk driving. He had no intention of killing Irene, but because of his drunkenness he killed her.