Answer:1. How does the use of social media affect the mental health of teenagers?• Type of research - Applied Research • Explanation - This question aims to find practical solutions to a real-world problem by understanding the impact of social media on teenagers’ mental health. The findings could be used to develop interventions, policies, or programs to mitigate negative effects2. What are the factors that influence consumer behavior in choosing eco-friendly products?• Type of research - Applied Research• Explanation - This question seeks to understand the specific factors that drive consumers to choose eco-friendly products. The insights gained can help businesses and policymakers promote sustainable consumption practices