Consider the following predicates: a) Flx): x is French b) B(x): x is at a bar c) Dix,y): x bought drinks for y Which of the following propositions are translations of the statement "In every pair that is at a bar and buys drinks for each other, at least one person is French.": 1. VaVyl(B(2) AB(y) (D(2,y) AD(y, 2))) (F(X) V F(y))) II. Vvyl(B() AB(y) AD(x,y) AD(y,x)) A (F(x) V F(y))) III. VaVyl(B(x) AB(y) AD(x, y) AD(y,x)) + (F(x) V F(y))) IV. -3x ly((B(x) AB(y) A(D(x,y) AD(y, 2))) A-(F(2) V F(y))) III and IV I, II and III I and II O II and