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Option 2 : Only II follows
Consider the following least possible Venn diagram,
[ alt="RRB OA MFT7 Neha 9 Aug 2018 40q hrev images Q35" src="//storage.googleapis.com/tb-img/production/18/08/RRB_OA_MFT7_Neha_9%20Aug%202018_40q_hrev_images_Q35.PNG" style="height:154px; width:187px">
Conclusions:
I. No Sheet is a Book → False (It is possible but not definite).
II. Some Book are Paper → True.
III. No White is a Sheet → False (It is possible but not definite).
Hence, only conclusion II follows.
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