What Is a Criticism of Kübler-Ross's Five-Stage Theory of Dying

What is a criticism of Kübler-Ross's five-stage theory of dying?

A) She did not allow for the potential fluctuation of strong emotions in people facing their deaths as normal.
B) She proposed that people move through the stages at a consistent rate.
C) There is no empirical support that these stages are universal either on a personal or cultural level.
D) She paid too much attention to the ethnic variability in approaching death but ignored issues of gender.