QUESTION 1 Let F(x,y): "x is friend with y", N(x): "x is funny", W(x): "x is wise", R(x): "x is fair". The domain for x and y is the set of all persons. Select the symbolic (s) of: "All funny persons are friend with all not wise and not fair persons" O None of all the proposed answers 3x Vy N(x) A ¬w(y) ^ ¬N(y) →F(x,y) Vy N(x)^ ¬w(y) ^ ¬N(y)→F(x,y) Ox 3y N(x) A¬w(y) ^ ¬N(y)→F(x,y) O vx Vy -(N(x) ^ ¬W(y)) v N(y) v F(x,y)

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