alleryStart learning →Mia says, "Sam is a knave." Sam says, "Mia is a knave." Knights tell the truth and knaves lie. What must be true?
ANothing can be said
BBoth are knights
CBoth are knaves
DExactly one knight
Answer & Solution
Correct answer: D. Exactly one knight
If both were knights each would call the other a knave falsely, and if both were knaves each statement would be true, so exactly one is a knight.
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