2 Answers
Option 1 : Only conclusion (I) follows.
Consider the following least possible Venn diagram,
[ alt="SSC MTS 24OCT S2 D75" src="//storage.googleapis.com/tb-img/production/18/12/SSC_MTS_24OCT_S2_D75.JPG" style="width: 235px; height: 97px;">
Conclusions:
I. Some pens are chairs → True (It is definitely true as some pens are clearly chairs).
II. Some pens are tables → False (It is possible but not definite).
Hence, only conclusion I follows.Option 1 : Only conclusion (I) follows.
Consider the following least possible Venn diagram,
[ alt="SSCMTS-Answer-Key-16th-September-4-30pm Nita Umang Pratap Singh hindi hrev (1) images q23" src="//storage.googleapis.com/tb-img/production/18/09/SSCMTS-Answer-Key-16th-September-4-30pm_Nita_Umang%20Pratap%20Singh_hindi_hrev%20%281%29_images_q23.PNG">
Conclusions:
I. Some pens are chairs → True (It is definitely true as some pens are clearly chairs).
II. Some pens are tables → False (It is possible but not definite).
Hence, only conclusion I follows.