41 The normal market demand curve for money is Multiple Choice 8 00:54:41 O a horizontal curve at very high interest rates, where the quantity demanded changes but the interest rate is constant. O an upward-sloping demand curve, where more money is held when interest rates are higher. O a vertical demand curve, where the same amount of money is held regardless of the interest rate. O a downward-sloping demand curve, where more money is held at lower interest rates