Give your answers to parts (b), (c) and (d) to the nearest whole number. Harinder has 14 000 US Dollars (USD) to invest for a period of five years. He has two options of how to invest the money. Option A: Invest the full amount, in USD, in a fixed deposit account in an American bank. The account pays a nominal annual interest rate of r%, compounded yearly, for the five years. The bank manager says that this will give Harinder a return of 17 500 USD. 1a. Calculate the value of r. [3 marks]