You are part of a research team tasked with studying customer satisfaction levels at a newly launched chain of eco-friendly cafés in urban areas. The research aims to explore factors influencing customer experience such as service quality, ambiance, pricing, food quality, and environmental initiatives. Your goal is to gather quantitative data from a large sample of customers across multiple locations using a structured questionnaire. Questions: Based on the scenario given scenario: Formulate a clear research objective for this study. Identify the type of research design you would use and justify your choice. Construct a structured questionnaire with at least 10 questions that would help you collect relevant data for this study. Include at least one rating scale, one closed question, one ranking question, one open ended question. Briefly explain how you would ensure the validity and reliability of the data collected. Suggest an appropriate sampling method and explain your reasoning. Identify your target population, sampling frame, and sampling unit.