Identify and discuss the serious data redundancy problems exhibited by the file structure shown in Figure P1.5. Looking at the EMP_NAME and EMP_PHONE contents in Figure P1.5, what change(s) would you recommend? Identify the various data sources in the file you examined in Problem 5. Given your answer to Problem 7, what new files should you create to help eliminate the data redundancies found in the file shown in Figure P1.5