What are the effects of Invoice Verification?

The correct choice highlights the comprehensive impact of Invoice Verification within the SAP S/4HANA system. When Invoice Verification occurs, it affects various financial and operational documentation processes critical to ensuring efficiency in procurement and accounting.

Firstly, Invoice Verification directly influences accounting by updating financial records to reflect the liabilities incurred from received goods or services. This process ensures that the company's financial statements accurately present its obligations.

Moreover, it involves controlling aspects where the costs can be tracked against budgeted amounts, thereby providing insights into variances and helping with financial planning and analysis.

Additionally, this process updates the purchase order (PO) history. This means that after verification, the system records the invoice details against the original purchase order, allowing for better tracking and management of procurement processes. It aids in maintaining accurate historical data for further reporting and analysis.

This holistic impact, encompassing accounting, controlling, invoicing, and purchasing details, demonstrates the critical role that Invoice Verification plays in maintaining a well-integrated and efficient business process in SAP S/4HANA, aligning with the principles of managing financial operations efficiently.

The other options don't fully encapsulate the breadth of effects that Invoice Verification has across these integral areas of a business's financial lifecycle.