正解:D
SAP Fieldglass is the SAP Suite line-of-business solution specifically designed to enhance the procurement of external services. It is a cloud-based Vendor Management System (VMS) that enables organizations to find, engage, manage, and pay external service providers, including contingent workers and services managed through Statements of Work. SAP Fieldglass helps streamline the procurement process, ensure compliance, and optimize spending on external services.
SAP Ariba (A) is focused on improving procurement processes for goods and services but is more comprehensive in scope, covering a broader range of procurement activities beyond just external services.
SAP Concur Travel and Expense (B) is designed for managing travel and expenses within an organization, not specifically for the procurement of external services.
SAP SuccessFactors (C) is focused on human capital management, including core HR, performance, and recruitment, rather than the procurement of external services.