— I’m sorry I didn’t make it to your party last night.
— , I know you’re busy these days.
A. Of course
B. No kidding
C. That’s all right
D. You are wele
网友回答
A. Of course
B. No kidding
(答案→)C. That’s all right
D. You are wele
解析：考察交际用语。A当然；B不开玩笑；C没关系；D不用谢；句意：—真是对不起，我昨天没有能够去参加你的聚会。—没关系，我知道你这些日子很忙。根据句意说明是对道歉的回答。故C正确。