Cognitive dissonance theory states that in order to reduce dissonance, individuals

To alleviate cognitive dissonance, individuals can:

1- Change the behavior to relieve the situation of discomfort.

2- Try to justify the discomfort with new ideas

3- Justify the discomfort.

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by using  production possibilities graph.  opportunity costs are key expenses in financial matters and are utilized as a part of registering money saving advantage investigation of a venture. such expenses, be that as it may, are not recorded in the record books but rather are perceived in basic leadership by processing the money costs and their subsequent benefit or misfortune.