Which sequence for maintenance ensures bore cleanliness when using a bore cleaning tool?

Which sequence for maintenance ensures bore cleanliness when using a bore cleaning tool?

• A. Lure insects away from the bore; inspect exterior; reassemble.
• B. Remove fouling from the bore; maintain accuracy and reliability; reassemble.
• C. Lubricate the bore; attach a cleaning rod; reassemble.
• D. Mount optics; verify alignment; test function.

Answer: (B)