Which of the following actions could the bank take to reduce its exposure to interest rate risk? I. Use $30 million of overnight money to buy Treasury bills II. Sell $50 million of Treasury bills and use the proceeds to make industrial loans III. Sell $100 million of mortgage loans and use the proceeds to make inventory loans IV. Sell $50 million of industrial loans and put the proceeds in Treasury bills V. Sell $50 million of inventory loans and use the proceeds to make industrial