According to scholars of expertise, how long does it take in most fields to attain expertise?

Which of the following does cognitive dissonance often produce?

a. Changing your interests to match those of someone you love b. Changing your attitude to match your behavior c. Changing your beliefs to conform to your culture d. Changing your diet to improve your health

At McCutcheon University, Dr. West is studying how factors such as gender, ethnicity, and social class affect the attitudes of domestic students toward international students. This research is focusing on ____ variables.?

a. ?collectivist b. ?sociobiological c. ?sociocultural d. ?individualist