MCQOPTIONS
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				| 1. | 
                                    Following is a set of four sentences. Choose the sentence which is most appropriate – grammatically, semantically & logically. | 
                            
| A. | Sorry to keep you. How long are you waiting? | 
| B. | My apologies for delaying. How long have you been waiting. | 
| C. | Sorry to keep you. How long have you been waiting? | 
| D. | Sorry for the delay. Since how long are you waiting? | 
| Answer» C. Sorry to keep you. How long have you been waiting? | |