Most people find it morally permissible to sacrifice one life to save five lives, if the action involves pulling a switch. however, most people find it morally impermissible to sacrifice one life for five lives if the action involves pushing a man from a bridge. why? select one: a. an electromechanical device like a switch makes it more likely that the action will be effective. b. pushing a man off a bridge evokes more negative emotional responses. c. people are more likely to be injured if they attempt to push a man off the bridge. d. people have doubts as to whether or not pushing a man from a bridge really will save five lives.