

MCQOPTIONS
Saved Bookmarks
1. |
There are 6 volumes of books on a track kept in order (such as, vol. 1, vol. 2 and so on). Aftersome readers used them, their order got disturbed. The changes showed as follows:
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A. | 6, 3, 5, 1, 4, 2 |
B. | 4, 6, ,3, 5, 1, 2 |
C. | 3, 4, 1, 6, 5, 3 |
D. | 2, 5, 1, 3, 6, 4 |
Answer» E. | |