T/F "x+100-900." is a proposition. True False A proposition fis given. f: "Paula and Peter are friends with Ankur." The negation of the proposition fis "Paula or Peter are friends with Ankur." True False A proposition s is given. S: "2+9=15" The negation of the proposition s is "2+9=11" YES cannot be decided NO OTHER Let f, e, and c be propositions and s be a statement. f: "You have the flu." e: "You miss the final exam." c: "You pass the course." s: "You pass the course whenever you don't miss the final exam and you don't have the flu." Which expression (A, B, C) express the given statement s using f, e, c, and logical connectives including negations. A: (~V~f c) B: (~e~f c) C:( cref) None of them B