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Option 5 : Either I or II follows

Consider the following least possible Venn diagram,

[ alt="Banking OS Neha 11 July 40Q hindi.docx 7" src="//storage.googleapis.com/tb-img/production/19/07/Banking_OS_Neha_11%20July_40Q_hindi.docx%207.PNG" style="width: 164px; height: 96px;">

Conclusions:

I. All fans are bottle → False (It is possible but not definite).

II. Some fans are not Bottle → False (It is possible but not definite).

But the conclusions I and II are complementary to each other so either of the two must be true.

Hence, either conclusion I or II follows.
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