Which sources restrict reversal of posting documents? Note: There are 2 correct answers to this question.

Which sources restrict reversal of posting documents? Note: There are 2 correct answers to this question.
A . Posting documents created manually
B. Posting documents created by Convergent Invoicing
C. Posting documents for which an Interest has been created
D. Posting documents for which a Dunning Notice has been created

Answer: C,D