问题:
[单选题]They are well ______ with each other since they once studied in the same university.()nnt答案窝(daanwo.com)-大学作业答案分享平台
Aidentifiednnt答案窝(daanwo.com)-大学作业答案分享平台
Brecognizednnt答案窝(daanwo.com)-大学作业答案分享平台
Cacknowledgednnt答案窝(daanwo.com)-大学作业答案分享平台
Dacquainted