选项
A.
each business transactionmust be recorded in two or more interrelated accounts
B.
"assets = Liabilities+ owner's equity" is the theoretical basis of double entry bookkeeping
C.
after each economictransaction occurs, it is recorded in the relevant accounts with an equalamount
D.
the fundamental differencebetween various double entry bookkeeping methods lies in the differentbookkeeping symbols
正确答案：A,B,C