If beta equals 70%, then alpha

According to family, twin, and adoption studies, a person is at greatest risk for developing schizophrenia if he or she has a(n)

A) identical twin diagnosed with the disorder. B) nonidentical twin diagnosed with the disorder. C) adoptive parent diagnosed with the disorder. D) biological parent diagnosed with the disorder.

Any unusual behavior should be considered maladaptive

Indicate whether this statement is true or false.