The answer that represents the hallmark of the modern biography is D) all of the above, including focus on ordinary people instead of merely kings, rulers, and saints, allowing subject to speak in his or her own words, and including an attempt to be objective and to critically evaluate subject.
Answer: cause of the great depression.
Explanation:
The Great Depression began after the stock market impact of October 1929, which made Wall Street panic and lost millions of investors. In several years, buyers spending and investment lowered, causing declines in industrial out take and employing as failing companies fired workers.
I took this from google because I forgot about The Great Depression, But I reworded it so it isnt plagarized. You can do some more rewording if you want.