Whether marina thinks positively about herself is an example of:
a. self-concept
b. reification
c. self-esteem
d. cognitive dissonance

The appropriate response is Self-esteem. In brain science and humanism, confidence mirrors a man's general subjective passionate assessment of his or her own particular worth. It is a judgment of oneself and also a state of mind toward the self.

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.

The correct answer is a.f.c