On what does a memoir focus?

A. a person's imagination

B. a person's achievements

C. a list of milestones in life

D. a specific life-changing event

D. a specific life-changing event

The correct option is D.

A memoir is a type of creative writing that talks about the personal knowledge or experience of the writer within his lifetime. A memoir is usually written in order to share a particular life changing event that the author experienced. The writing is usually factual, less formal and less encompassing.