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Option 4 : Both conclusions I and II follow
The least possible Venn diagrams as follows
[ alt="SSC JE Prakash 7 Jan 20 50 Q (AutoRecovered) images zahida D 14" src="//storage.googleapis.com/tb-img/production/20/02/SSC_JE_Prakash_7_Jan_20_50_Q_%28AutoRecovered%29_images_zahida_D%2014.PNG" style="width: 362px; height: 121px;">
I. No wire is port → True (as no usb is port hence no wire will be port)
II. Some dock are not port → True (dock which are usb will definitely not port)
Hence, both conclusions follow.
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