What is a fire support coordination measure (FSCM) and why is it critical in defense?

What is a fire support coordination measure (FSCM) and why is it critical in defense?

• A. FSCMs are weather measurement tools.
• B. FSCMs are the infantry's standard operating procedures.
• C. FSCMs are planning constraints and procedures that synchronize fires and prevent fratricide, ensuring fires stay within designated areas and support the defense.
• D. FSCMs are only used for offensive operations.

Answer: (C)