Kevin fidgets and taps on things, sighs often, squirms, constantly checks the time, and yells at people when they ask him how a project is going. The people who work with Kevin perceive him as uptight, mean, anxious, and rude. These perceptions are primarily formed by Kevin's:______________
A. abilities.
B. personality.
C. perception.
D. cultural values.
E. ethnocentrism.