“Grocers, motormen, plumbers, seamstresses, and . . . waiters were in the market . . . [The] market had become a national mania.” –Frederick Lewis Allen Read the quote and then answer the question below. During the economic boom of the _____, people from all walks of life often invested in the stock market, this excerpt indicates. a. mid 1900s c. 1920s b. early 1920s d. 1930s