Cettina fills out a personality inventory several times over the course of one year. The results of each administration of the test are extremely different. Cettina's situation suggests that this personality inventory may not be:

A) reliable.
B) standardized.
C) normed.
D) projective.
E) fair.

The answer to this question will be D

The correct answer is a. when they started making tools that will them in cultivating lands, they could raise crops and that made them attached to one place for a longer period of time. after that, they started domesticating animals and building their own permanent settlements that resemble the ones we have today.