Which of the following is not one of the characteristics of the stock market in the months leading up to the October 1929 crash?
A. There was a frenzied upsurge in stock prices.
B. The market value of all stocks more than tripled in four years.
C. Stockbrokers lending buyers up to 75 percent of a stock's cost
D. Steep income-tax hikes suddenly cut the flow of money into the market.
E. Investment trusts lured novices into the market