CJI: only option 4 is correct , not case where both the options are correct

CJI: the IIT Report is staring us in the face, assuming we are not setting aside the whole exam, what if we say that option 4 will be the correct answer, but for anybody who answers option 2 there will be no negative marking? Talk the director of NTA

SG : I think reasonable. But Lordships may ensure that it doesn't become a precedent then for every question there would be a litigation