In the current case study, Valerie believes that her schizophrenia was caused by which of the following factors?

• A. A lack of social media use
• B. A chemical imbalance in her brain
• C. Poor study habits
• D. A recent physical injury

Answer: (B)

Verified step by step guidance

1. Step 1: Understand the context of the question, which asks about the cause of Valerie's schizophrenia according to the case study.
2. Step 2: Recall that schizophrenia is commonly understood in psychology as a disorder linked to biological factors, particularly involving brain chemistry.
3. Step 3: Recognize that among the options, 'A chemical imbalance in her brain' aligns with the widely accepted biological explanation for schizophrenia.
4. Step 4: Note that other options such as 'A lack of social media use,' 'Poor study habits,' and 'A recent physical injury' are less supported by psychological research as causes of schizophrenia.
5. Step 5: Conclude that the best answer is the one that reflects the biological basis of schizophrenia, which is 'A chemical imbalance in her brain.'