A.(A) The accountant is to return 300,000 dollars to balance your account.
B.(B) The check has bounced because of insufficient fund in the account.
C.(C) The accountant has checked in for a conference on environmental protection.
D.(D) The check is specially provided to make a balance on your bank account.
参考答案:B
解析:[听力原文]The balance in your bank account is 200,000 dollars only and so this check in the amount of 300,000 dollars has to be returned.