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If [] denotes the greatest integer less than or equal to the real number under consideration and `-1lt=xlt0,0lt=ylt1,1lt=zlt2,` the value of the determinant `|{:([x]+1,[y],[z]),([x],[y]+1,[z]),([x],[y],[z]+1):}|` is

A

[z]

B

[y]

C

[x]

D

none of these

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The correct Answer is:
A
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