Which conditions must be met?

You want to post journal entries in a special period.

Which conditions must be met? There are 2 correct answers to this question
A . The special period must be open for posting in the period control.
B . You must have specific authorization to post in special periods.
C . The balance carry-forward to the new fiscal year must have taken place.
D . You must enter a posting date in the last posting period.

Answer: A,D