Which of the Following Is a Possible Use of the Principles

Which of the following is a possible use of the principles of positive psychology, according to your authors?

A) Parents can use positive psychology techniques to bring out the best in their children.
B) Positive psychology can be used to reduce the incidence of severe psychiatric disturbances such as schizophrenia and bipolar disorder.
C) Society will be able to increase the ratio of people who are effective rather than ineffective.
D) positive psychology can help reduce unfair competition that results in wastefulness.