Which procedure involves projecting high-pitched sound waves toward the fetus to detect defects?

In one prospective study, Danish youth were videotaped in a school cafeteria when they were 11 to 13 years old. Twenty nine years later, as adults, some of these individuals had developed schizophrenia. As children, the adults who developed the disorder were:

A. Less social and exhibited subtle neuromotor abnormalities B. Eccentric or odd, but without delusion or hallucinations C. Showing early signs of split personality D. Not different from the other children.

In first grade, Brady thought he was "best" at everything. Now that he's in 5th grade, Brady knows that Juanita is better than he is in math, and Yao is better than he is in art

This process of evaluating one's self in relation to one's peers is known as A) social comparison. B) identity diffusion. C) real-self comparisons. D) the looking-glass self.