Open the VB2015\Chap09\Commission Solution\Commission Solution (Commission Solution.sln) file. The btnDisplay_Click procedure should declare a 20-element, onedimensional Integer array named intCommission. Assign the following 20 numbers to the array: 300, 500, 200, 150, 600, 750, 900, 150, 100, 200, 250, 650, 300, 750, 800, 350, 250, 150, 100, 300. The procedure should prompt the user to enter a commission amount from 0 through 1000. It then should display (in a message box) the number of salespeople who earned that commission. Use the application to answer the following questions:

How many salespeople earned a commission of 100?

How many salespeople earned a commission of 300?

How many salespeople earned a commission of 50?

How many salespeople earned a commission of 900?