Universal Journal Entry, which ones are correct?

Universal Journal Entry, which ones are correct?

A. ACDOCA table has 6 digit field for line item numbering.

B. ACDOCA table has 23 digits for currency fields.

C. The new journal entry consists of a header (table BKPF) and the respective items (table ACDOCA).

D. ACDOCA table contains all fields needed for G/L, CO, AA, ML, PA.

E. All cost elements except secondary cost elements are G/L accounts.

F. Multi-GAAP capability through "RLDNR" dimension.

Answer: A,B,C,D,F