The student has demonstrated a developed and clear understanding of the research design, explaining the independent measures design and its application. They have also provided a clear explanation of the sampling technique, using opportunity sampling and arranging it based on the experiment's conditions. Additionally, the student has defined all necessary participant characteristics and justified the choice of participants, ensuring the reader has sufficient knowledge of the sample. Furthermore, all controlled variables have been clearly listed in a table, and the reasoning for controlling each variable has been provided. Finally, the student has listed all essential materials used in the methodology and justified their choice.