This question runs in a pre-configured Salesforce environment - no personal connection required.

Return a list of Account names for all Accounts located in the USA.

Examples:

Input: Query executed on org with accounts in USA, Canada, and UK Output: ['Tech Corp', 'Financial Solutions Inc', 'Healthcare Systems'] Explanation: Returns only Account names where BillingCountry = 'USA'
Input: Query executed on org with no USA accounts Output: [] Explanation: Returns empty list when no accounts match the criteria
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