Please help m explain how 20th century poetry developed over time? Include specific movements of poetry and the people who influenced the development of poetry, as well as some of the key poems that were written in this time

Which two characteristics does a memoir have? describes an event or a period from the writer's life attempts to convince the reader of something makes an argument about a specific topic is written in first-person point of view is written in third-person point of viewpls me < 3