Final answer:
The action described in the question is published at an early stage in the rulemaking process and solicits comments on the necessity and adequacy of action. This process is known as Notice of Proposed Rulemaking (option b).
Step-by-step explanation:
The action described in the question is published at an early stage in the rulemaking process and solicits comments on the necessity and adequacy of action. This process is known as Notice of Proposed Rulemaking (option b). Under this process, government agencies, such as the FCC, notify the public about their intention to adopt or modify rules and seek comments from the public. These comments are considered by the agency in developing final rules.