One person regards a new job as a challenge, whereas another regards the same new job as a potential threat. these different perceptions best illustrate

The different perceptions best illustrates stress appraisal.
stress appraisal refers to the ability for individuals to determine the source of stress and configure the suitable coping mechanism to handle the stress in order to obtain a desirable outcome, either by eliminating the source of stress or improve ourselves to become capable in enduring it.