Analyze the suitability of carousel ad format for the following scenarios. Decide which scenarios are most appropriately represented through carousel ads:
- Scenario 1: A boutique clothing store wants to highlight its seasonal collection, featuring different clothing items and accessories in a single cohesive theme.
- Scenario 2: A fast-food chain promotes a new burger with a focus on its unique ingredients and taste, requiring detailed imagery and descriptions.
- Scenario 3: A tech company introduces a new smartphone with multiple features like camera quality, battery life, and design, each warranting individual focus.
- Scenario 4: A local gym advertises its one-on-one personal training service, emphasizing the personalized approach and success stories of clients.
Identify which 2 scenarios are best suited for utilizing the carousel ad format.