A recent audit of the current system shows users make many mistakes and there are significant operational inefficiencies that are inconsistent with system manuals and documentations. Which of the following is most likely to be useful in identifying the cause of the problems a. user feedback and interviews, and observing the system in action by watching users b. analysing system documentations and talking to senior managers c. conducting a feasibility analysis of a new system A recent audit of the current system shows users make many mistakes and there are significant operational inefficiencies that are inconsistent with system manuals and documentations. Which of the following is most likely to be useful in identifying the cause of the problems a. user feedback and interviews, and observing the system in action by watching users b. analysing system documentations and talking to senior managers c. conducting a feasibility analysis of a new system