A(n) refers to a product or service, such as a technical report, a training session, a piece of hardware, or a segment of software code, produced or provided as part of a project.

The correct answer is letter "A": deliverable.

Explanation:

Deliverables is a term for project management that describes an object or feature that must be delivered or completed by a certain due date. Deliverables can be tangible or intangible. These include reports, graphic designs, computer system enhancements, documentation and everything else that helps a larger project align to completion.