Which subtab in the item record shows related sales orders or invoices?

The choice of the Related Records subtab is appropriate because this section of the item record specifically aggregates and displays all interactions associated with the item, such as sales orders and invoices. By consolidating this information in one place, it allows users to easily track the sales performance and financial transactions associated with a particular item. This is particularly useful for inventory management, enabling users to monitor the flow of items through the sales process and ensure accurate accounting and fulfillment records.

The other options do not serve this purpose. The Pricing subtab primarily focuses on the pricing strategies and discounting structures for the item. The Inventory subtab is dedicated to tracking stock levels and warehouse locations, which is crucial for managing logistics but does not detail sales transactions. The Basic Information subtab presents fundamental item details like description, item type, and associated classifications, but lacks any transaction history related to sales orders or invoices. Hence, the Related Records subtab is the most logical and functional choice for viewing related sales orders or invoices.