Final answer:
Option (A), PMD is an automated plugin used in Salesforce environments for static code analysis, which assists developers in maintaining code quality during deployment.
Step-by-step explanation:
PMD is an automated static code analysis tool. You can use the PMD plugin while using Salesforce with Copado. Static code analysis tools like PMD help developers to find common coding flaws, which is essential for maintaining code quality and ensuring efficient deployment practices.