The student correctly uses subject-specific terminology relevant to the chosen article and the key concept of change, incorporating terms such as "trade surplus," "current account surplus," "expenditure-switching policies," and "Marshall-Lerner condition." This terminology is evident throughout the work, demonstrating a strong understanding of economic concepts. The discussion regarding the Naira's depreciation and its impact on exports and imports further illustrates the student's grasp of the subject matter, supported by diagrams that enhance the analysis of changes in the Nigerian economy. Overall, the student's effective incorporation of terminology reflects a comprehensive understanding of the topic.