Ernie's Wife of 65 Years Passed Away More Than 8

Ernie's wife of 65 years passed away more than 8 months ago.Ernie expresses feelings of loneliness, emptiness, and meaningless.He appears preoccupied with the loss of his wife, so much so that his family and friends are concerned with his overall well-being.Ernie is experiencing __________.

A) post-loss disorder
B) depression
C) extended grief dysfunction
D) prolonged grief disorder