Comprehensive and Detailed Explanation:Payroll confidentiality ensuresemployee information is only disclosed with proper authorization.

Option A (Payment history with written authorization) is NOT a breachbecause the employee provided consent.

Option C (General ledger costing shared with accounting) is NOT a breachsince accounting requires financial data for compliance.

Option D (Payroll records to legal department) is NOT a breachas legal teams need data for investigations.

Option B (Providing benefit election information to a spouse) is a breachunless the employeehas explicitly authorizedtheir spouse to receive this information.