Question: Why is it important to include billing staff in continuing education and reviews of what the CDM does? a. to accurately identify who charges what in the CDM b. to determine pricing strategy c. to accurately resolve payment variances d. to modify line items in the CDM. Why is it important to include billing staff in continuing education and reviews of what the CDM does? a. to accurately identify who charges what in the CDM b. to determine pricing strategy c. to accurately resolve payment variances d. to modify line items in the CDM