The student incorporates only relevant and appropriate source material in their essay, focusing on the effectiveness of Cognitive Behavioural Therapy (CBT) in reducing positive symptoms of schizophrenia. The student effectively integrates this source material throughout the main body, providing detailed descriptions of study methodologies and results, which demonstrates a strong understanding of the topic. The sources used are mostly from accredited scientific publications, ensuring the credibility of the evidence presented. Furthermore, the student clearly defines technical terms and evaluates the obtained evidence from empirical studies, considering cultural, ethical, and methodological factors. The academic tone and style of the essay are maintained throughout, with technical terms used judiciously to enhance clarity without oversaturation.