Elis and phoebe work at united insurance, a medium-sized insurance company with 240 branches in 8 states. elis works as a teller. phoebe works as one of five regional supervisors, who are each expected to supervise a team of tellers. elis recently received instructions from her supervisor that all tellers will be evaluated on the number of people they assist at their window per day. serving more customers means higher performance effectiveness. however, elis is also expected to follow the bank's number one goal of customer satisfaction. phoebe on the other hand is facing a difficult situation. two of the regional supervisors left the bank for other opportunities resulting in significant increase in the work responsibility and time pressure for phoebe and the remaining two supervisors. the bank hired jason as a trainee for the supervisor position. two days into his new job, he was asked to take up all the responsibilities of a regional supervisor. jason was given very few instructions or guidelines about how things are supposed to be done. he was expected to learn on the job. phoebe's stress is related to a