问题详情

Speaker A: Thanks to John, we"ve lost our most important client.
Speaker B: I"ve told you he"s not proper for the position.
Speaker A: ______
A．I don"t really agree with you
B．I should have listened to you
C．It doesn"t matter. I trust him
D．Thank you for being so helpful请帮忙给出正确答案和分析，谢谢！