I believe the answer is: negative transfer
Negative transfers refers to the process when a new learning is creating an interference toward previous knowledge.
In the scenario above, the interference happen to the children due to the conflict in identifying two different language that describe one same word/sentence.
Answer
Ego effectance
Explanation:
Ego effectance start to developed since early age, when we began to gradually learn about our own skillsets and capabilities that influence the way we think about our competence in dealing with various type of problems in our life. This is a form of natural defense mechanism that human develop in order to cope with survival demands.
In general, children who had good source of positive motivation (such as parents who do not stop motivating them even when they fail) tend to be able to measure their own competence in a more appropriate manner compared to children who don't have it.
Answer:
To increase our survival chance.
Explanation:
In order to survive in the harsh environment, Humans generally need to do 2 things : fulfill our basic needs and defend ourselves from external threats.
Both of them would be much easier if Humans are working together in a group.
For example, during hunter/gatherer eras, catching animals that can run faster than humans will be much easier if we have teammates to surround the prey rather than working alone.
On top that, being in a group also provide better protection from the attacks of wild animals or other humans. This is why human creatures get transformed into a social being.