$11.$ Gudrun wants to compare future payments for three different scenarios for a park's bond offering. Switch to the Bond Offering worksheet. She has already entered formulas in the range B$9$:D$10$ to calculate the quarterly and annual payments for each option.

In the range E$9$:E$10,$ add Column sparklines using the data in the range B$9$:D$10.$ Ungroup the sparklines, and then set the vertical axis maximum value to $-15000$ for cell E$9$ and to $-60000$ for cell E$10.$b