maria works as sales associate at a shop that sells mobile phone.one day a costumer came in complaining thay his new phone was not working properly and that he needed a refund.maria ask the costumer some quetions to find out why the phone did not work. she was not autorized to give refunds and her supervisor was out for the day. she told the costumer to come back the next day to talk to her supervisor.maria meant to write down information about interaction with the costumer but the store got busy and she forgot. the next day the costumer returned to the store.the supervisor was there but had no idea about the problem from the day before. maria haf the day off. the costumer became very annoyed when she had to explain the whole problem again. ( what line of communication in the scenario? )