As you and your friends return home and meet up for the first time since high school, you find that you've all taken different paths in life. based on cognitive dissonance and the principle of justification of effort, who would be the least satisfied with what he or she is currently doing?

The person that feels that she/he hasn't put on the effort or made enough sacrifices in the path they've followed regardless of life outcomes.

Explanation: Effort justification is when people put greater importance in the effort they have put to achieve something that is what they have objectively achieved.

For example, Jim worked for 7 years a 7 to 5 job that required from him great effort and he was able to save $400.000 in that period. The year after he won $400.000 more in the lottery out of pure luck. According to the principle of justification of effort, Jim probably considers the first $400.000 as more valuable, just because he put more effort into getting them.

answer; the correct answer to the above statement is to increase the production of milk in a herd of milk cows, the highest producing cows were chosen as the mother;