Ending a contract by mutual release is a nonbinding agreement

Which of the following is NOT true about early approaches to the study of leadership?

A. Early studies focused on the traits, or personal characteristics, of leaders. B. Researchers believed that the behaviors of effective leaders were the same across all situations. C. The results of many studies were inconsistent. D. Managers and leaders can't be both task-focused and employee-focused.

Which of the following hypothetical examples would be a restriction on the import of services?

A) The U.S. restricts foreign companies from carrying cargo between two U.S. cities. B) Japan restricts North Koreans from visiting Tokyo Disneyland. C) China does not allow the importation of rice from Thailand. D) Canada does not allow Air Canada to buy Brazilian aircraft.