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l, m,n are the p^(th), q ^(th) and r ^(t...

l, m,n are the `p^(th), q ^(th) and r ^(th)` term of a G.P. all positive, then `|{:(logl, p, 1),(log m, q, 1),(log n ,r,1):}|` equals :

A

`-1`

B

2

C

1

D

0

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The correct Answer is:
D
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