The graph below can be used to show the money supply in the economy. a. Suppose the money supply is $800 billion. Use the graph to draw the money supply curve. Instructions: Use the tool provided "Ms" and plot only the endpoints such that the first point touches the horizontal axis. Money Supply 16 Tools 14 1. Ms 12 es 10 Interest Rate (percent) A N 0 200 400 600 800 1,000 1,200 1,400 Money (billions of dollars) b. The money supply in the economy is mostly determined by (Click to select) c. If the money supply is $800 billion, the money supply will |(Click to select) | if the interest rate increases from 4% to 6%