Answer:
valence
Step-by-step explanation:
Based on the information provided within the question it can be said that this scenario best illustrates the factor of valence. In the context of psychology this term refers to the attractiveness or adverseness of a situation, event or object. Which in this case would be Cynthia's one month leave, which depending on which perspective you take (Cynthia's or her Boss') it may either be viewed as good or bad.