According to the passage，the author of the article may agree to which of the following sta

A.It is appropriate to send your invitation cards three or four days before a dinner party date in U．S．A．

B.It may be appropriate to send your invitation to your guests three or four days before a dinner party date in some cultures．

C.It is best for one to make telephone calls at night because it costs much less．

D.If one is less than 5 minutes late，he has to make a short apology．