The student demonstrates a clear understanding of the relevant chemical principles and concepts, effectively applying them in their research on the extraction of polyphenols from rosemary. They provide a clear explanation of the choice of applied techniques, apparatus, and chemistry behind the research question, supported by appropriate and relevant source material from accredited scientific sources. The student effectively uses chemical nomenclature and terminology consistently throughout the essay, along with appropriate usage of balanced chemical equations, state symbols, relevant structures, numbers of significant digits, and SI units. However, there is a need to improve the incorporation of source material by starting the numbering of citations from 1 and maintaining an academic and analytical tone throughout the essay.