During balancing, why is it important to verify that zone layouts match the design and measured airflow aligns with intended zones?

• A. It is enough to verify that zone names match.
• B. Verifying that zone layouts match the design and measured airflow aligns with intended zones ensures proper balancing.
• C. It’s unnecessary as long as total building CFM is correct.
• D. It only matters for aesthetics.

Answer: (B)