Answer:Research question 1:Proposed title A: The Impact of Social Media on Consumer Behavior in the Hospitality IndustryProposed title B: Social Media Marketing Strategies for Hospitality BusinessesProposed title C: Building Brand Loyalty Through Social Media in the Hospitality Sector Research question 2:Proposed title A: The Role of Technology in Enhancing Customer Service in the Hospitality IndustryProposed title B: Implementing Artificial Intelligence in Hospitality OperationsProposed title C: The Future of Hospitality: A Technological Perspective Research question 3:Proposed title A: Sustainability Practices in the Hospitality Industry: A Case StudyProposed title B: Green Hospitality: Strategies for Environmental ResponsibilityProposed title C: The Impact of Sustainable Tourism on Hospitality Businesses