Quiz of the Day Which famous writer was known for penning works under the pseudonym “Mark Twain”? Which famous writer was known for penning works under the pseudonym Mark Twain? Samuel Clemens Charles Dickens Ernest Hemmingway F. Scott Fitzgerald None Time's up More like this Which was a military technology before becoming a children’s... Who was the first African American woman to win... Which everyday object was designed for cleaning chimneys?