--- I’m sorry．I’m afraid I was mistaken．
--- ．
A. All right
B. Excuse me
C. That’s all
D. Don’t worry about it
网友回答
A. All right
B. Excuse me
C. That’s all
(答案→)D. Don’t worry about it
解析：情景对话题。句意：“对不起我犯了一个错误。”“别担心”A．All right 好吧 B．Excuse me 劳驾 C．That’s all 结束 D．Don’t worry about it 别担心 根据语境选D