Final answer:
The default payment source of an insurance payment can be controlled through a Billing Configuration record.
Step-by-step explanation:
The correct answer is B) The default payment source of an insurance payment.
A Billing Configuration record in insurance payment posting is used to control various settings and configurations related to the billing process. One of the items that can be controlled through a Billing Configuration record is the default payment source of an insurance payment. This allows organizations to define a specific payment source that will be used by default when posting insurance payments.
For example, a Billing Configuration record can be set up to always use a specific payment source, such as an electronic fund transfer (EFT), for insurance payments. This ensures consistency and streamlines the payment posting process.