Which of the following reactions by dying patients exemplifies the stage of anger as hypothesized by Elisabeth Kübler-Ross?

A) "It can't be me!"
B) "The diagnosis must be wrong."
C) "This is so unfair, why me!"
D) "Life is hopeless."

The stage of anger in Elisabeth Kübler-Ross's model of grief is characterized by feelings of frustration, irritation, and envy. The statement "This is so unfair, why me!" directly reflects the anger and resentment a dying patient might feel towards their situation, fitting the description of the anger stage.