Final answer:
The policy committee can request written statements from the public, ask questions on any policy area, and hold hearings to gather information from experts and stakeholders.
Step-by-step explanation:
The policy committee can request various types of information in order to make informed decisions. They can request written statements from the public concerning the specific policy or bill. Additionally, any member of a legislative body can ask questions related to any policy area, even if they are not a member of the relevant committee. Committees can also hold hearings and gather information from experts and stakeholders to understand different perspectives on the policy issue.