问题详情

What is the main purpose of the fourth paragraph？
A．Mencken summarized his life and career.
B．He intended to prove he was an ordinary man.
C．He wanted to tell us what a miserable life he had had.
D．He felt regretful for what he had done.此题为多项选择题。请帮忙给出正确答案和分析，谢谢！