alleryA ହେଲେ B; C ହେଲେ D; E ହେଲେ F। A,C,E ମଧ୍ୟରୁ ଅନ୍ତତଃ ଗୋଟିଏ ଘଟେ। B ମଧ୍ୟ ଘଟେନାହିଁ ଏବଂ D ମଧ୍ୟ ଘଟେନାହିଁ। କେଉଁଟି ନିଶ୍ଚିତ ସତ୍ୟ?
AE କିମ୍ବା F ହୁଏ ନାହିଁ |
BE ହୁଏ କିନ୍ତୁ F ହୁଏ ନାହିଁ |
Cଉଭୟ E ଏବଂ F ଘଟେ |
DF ହୁଏ କିନ୍ତୁ E ହୁଏ ନାହିଁ |
Answer & Solution
Correct answer: C. ଉଭୟ E ଏବଂ F ଘଟେ |
B ନହେଲେ A ହୋଇପାରେନାହିଁ ଏବଂ D ନହେଲେ C ହୋଇପାରେନାହିଁ; ତେଣୁ ଦିଆଯାଇଥିବା ବିକଳ୍ପ ସର୍ତ୍ତରୁ E ନିଶ୍ଚିତ ହୁଏ, ଏବଂ ଏଥିରୁ F ନିଶ୍ଚିତ ହୁଏ।
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