The student effectively incorporates relevant and appropriate source material throughout the essay, demonstrating critical use of research to address the research question. They maintain a precise and analytical approach by providing clear descriptions of the methodology, procedures, and findings of each study. Furthermore, the student ensures that the majority of the source material is from accredited scientific sources, such as peer-reviewed academic journals. Complex terms are explained clearly, making the essay easier to follow, and the evaluation of evidence includes a thorough discussion of methodological issues and potential bias. The academic tone and style are consistently maintained without being overly formal, and technical or subject-specific terms are used judiciously, ensuring the essay remains accessible.