We have the inverse problem making the options for math test. One usual method is to put the correct answers and perturbations, something like a) 4 b) 8

We have the inverse problem making the options for math test. One usual method is to put the correct answers and perturbations, something like a) 4 b) 8 c) 16 d) -8 So we tried to use something evil like a) 4 b) 8 c) -4 d) -8 --- In some courses I took, there was 1 long positive answer. Like "What is ecology?" a) An evil trick of communist b) A disaster for jobs c) An invention of lunatics d) The best thing that even happen for animal, plants and humans, that will protect us forever and make us happy.