Julio believes that no matter how hard he works, the "system" is so biased against his ethnic group that he will be unable to achieve economic success. julio's thinking most clearly demonstrates spotlight effect displacement internal locus of control reaction formation external locus of control

The answer is "external locus of control".

Locus of control refers to a psychological idea that alludes to how firmly individuals trust they have control over the circumstances and encounters that influence their lives.Students with an "external locus of control" by and large trust that their victories or disappointments result from outer factors outside their ability to control, for example, good fortune, destiny, condition, foul play, predisposition, or instructors who are uncalled for, partial, or untalented. 

During the paleolithic, hominins grouped together in small societies such as bands, and subsisted by gathering  plants  and fishing, hunting or scavenging wild  animals. the paleolithic is characterized by the use of knapped stone tools, although at the time humans also used  wood  and bone tools.

Fixing the errors and resubmitting it