optimization at the query level, and Serves product ads on search and responsive ads on native, are correct because they highlight Combining a streamlined and simple campaign structure with automated optimization at the query level is also a key benefit, as Which of the following statements are true about Smart Shopping?

Smart Shopping campaigns are designed for simplicity and automation. They recommend uncapped budgets to allow the system to fully optimize for conversions without artificial limits. The campaign structure is intentionally streamlined, allowing only one ad group per campaign. This simplifies management and leverages machine learning for product grouping and bidding. For bidding strategies, Smart Shopping campaigns offer two primary goals: "Maximize conversion value" to get the most revenue from your budget, or "Target ROAS" (Return On Ad Spend) to achieve a specific return on your investment. The option for a granular and complex structure with multiple ad groups is incorrect because Smart Shopping campaigns are built on a simplified, automated structure.