Which of the following people has the greatest risk of developing schizophrenia?

A) Sarah, whose sister is schizophrenic
B) Rick, whose identical twin is schizophrenic
C) Ann, whose father is schizophrenic
D) Jason, whose fraternal twin is schizophrenic

Respuesta :

The risk for Sarah: 10%

The risk for Rick: 50%

The risk for Ann: 10%

The risk for Jason: 15%

This means the answer is:

B) Rick, whose identical twin is schizophrenic.