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Option 4 : Neither I nor II follows

Consider the following least possible Venn diagram,

[ alt="RRB OA Sanchit MFT1 20 July 2018 hindi hrev images Q17" src="//storage.googleapis.com/tb-img/production/18/08/RRB_OA_Sanchit_MFT1_20%20July%202018_hindi_hrev_images_Q17.PNG">

Conclusions:

I. All woods are windows → False (It is impossible)

II. Some windows being woods is a possibility → False (It is impossible)

Hence, neither conclusion I nor II follows.
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