All variables (A BC and Dlare binary and defined to have value 1 if the event happens and O otherwise. All constraints must be in standard form with variables on the left and one number on the right. Which answer below logically satisfies, "If A happens or B happens or C happens, then D happens. OA+B+C- 2D <1 DA+B+C-D s2 1OA+B+C-3D s0 A+B+C-nz0

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