I believe the answer is: Discrimination
In psychology, Discrimination refers to the ability to create different responses after analyzing the outcome of various stimulis.
This form of action could only be done after we develop the ability of cognitive generalization which started to develop by the age of 8.<span />
Irreversibility refers to the preoperational child's tendency to "believe that what has been done cannot be undone".
Irreversibility is a phase in early child advancement in which a kid erroneously trusts that activities can't be turned around or fixed. For instance, if a three-year-old kid sees somebody straighten a ball of play dough, he won't comprehend that the batter can without much of a stretch be changed into a ball. Kids regularly develop past this phase by age seven.
<span>Native American tribes competed for resources and were independent of each other.</span>
The correct answer is insatiable. Insatiable is being
defined as a desire of which a person seems to have no possibility of satisfying
one’s self. It is because people tend to desire more goods in which they think
would be more better than the previous one that they are referred or called to
be insatiable.
<span> The lumbee indian tribe used walking canoes and horseback for transportation but many tribes did not have horses till the 1700"s
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