Question 5: (6 + 18 Marks) (a) Design a Graphical User Interface (GUI) for a VB application that: - reads the prices of three books - finds and displays the maximum price -Computes and displays the summation of the lowest two prices (i.e. exclude the maximum price from the summation) because they have an offer of buying 2 and getting the third- with max price- for free. Write down the name of each control next to your design 0.5 mark for each control (6) Write VB code that solves the problem stated in part (a): 1 mark for each staementi