Question: 11 to 14 are incomplete sentence. Choose the one word or phrase that best completes the sentence.
31. No one can ------ that he is clever.[21 th BCS Preliminary : 1999]
[21 th BCS Preliminary : 1999]
[21 th BCS Preliminary : 1999]
[21 th BCS Preliminary : 1999
20 th BCS Preliminary : 1998]