Final answer:
The man's comment can be explained as a stage of grief, specifically anger. It is common for individuals to experience anger when grieving a loss.
Step-by-step explanation:
The man's angry comment shortly after his wife's death can be explained using the stages of grief proposed by Elizabeth Kübler-Ross. According to Kübler-Ross, one of the stages of grief is anger. It is common for individuals to experience anger when grieving the loss of a loved one. In this case, the man may be directing his anger towards the nurse as a way of coping with his wife's death.