Multiple Choice
A psychologist discovers that the blood of patients with schizophrenia contains a certain chemical not found in the general population. This means that
A) this chemical causes a person to develop schizophrenia.
B) having schizophrenia causes this chemical to form in a person's blood.
C) both schizophrenia and the chemical are caused by some unknown third factor.
D) the chemical and schizophrenia are related, but no causal relationship has been established.
Correct Answer:
Verified
Correct Answer:
Verified
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