Which of the following stages is the last stage of testing before the product is released?

The last stage of testing before the product is released is the "User Acceptance Testing" (UAT).

The last stage of testing before a product is released is typically referred to as the "Acceptance Testing" stage. During this stage, the product is tested with real-world scenarios and stringent criteria to ensure that it meets the expectations and requirements of the end-users. Acceptance testing is usually performed by a client or a team of users who represent the target audience. They aim to validate that the product functions correctly, meets business objectives, and fulfills the intended purpose.

The last stage of testing before a product is released is often referred to as the "acceptance testing" stage. This stage involves testing the product in a real-world environment to ensure that it meets all the specified requirements and performs as expected. Acceptance testing is typically conducted by the end users or a specialized team to validate that the product is ready for release.