Final answer:
In Copado, the limit referred to can be set on the Feature Branch record or the User Story record, making it crucial for managing the development pipeline.
Step-by-step explanation:
Copado, a DevOps platform for Salesforce, includes functionality that lets users set various limits within their deployment process. The specific limit referred to in the question can be set on either the Feature Branch record or on the User Story record, making the correct answer B) Feature Branch / User Story. By setting limits on either of these records, Copado allows users to manage and control the development pipeline more effectively.