The student includes relevant diagrams that effectively illustrate the concept of market equilibrium before and after Canada's 100% tariff on Chinese electric vehicles. Each diagram is accurately labeled, clearly depicting changes in consumer surplus, producer surplus, and welfare loss, without any mistakes. The student also provides comprehensive explanations alongside the diagrams, detailing the impacts of the tariff on supply and demand, and connecting these changes to broader implications for global supply chains, showcasing a solid understanding of the economic principles involved.