Why Would Gratitude Evolve in a Social Group

question 147

Multiple Choice

Why would gratitude evolve in a social group?

• A) to motivate us to return help we have received from others
• B) to increase the costs of helping
• C) to make people feel empathy
• D) to facilitate group selection

---

Definitions:

Excel Functions

Predefined formulas in Microsoft Excel that perform calculations using specific values, in a particular order, to return a result.

OptQuest

A software tool for optimization that uses various algorithms to find the best solutions to complex problems.

Optimal Solutions

The best possible answers obtained from solving an optimization problem, satisfying all constraints.

Optimization Control

The process of finding the most effective or efficient solution to a problem, typically involving the adjustment of parameters to maximize or minimize some function.