11. T F As long as the goal of your speech is ethically sound, it is acceptable to use any means necessary to achieve your goal. 12. T F Ethical decisions need to be justified against a set of standards or criteria. 13. T F Sound ethical decisions involve weighing a potential course of action against a set of ethical standards or guidelines. 14. T F Because ethical decisions are complex, ethical choices are simply a matter of personal preference. 15. T F As your textbook explains, ethical decisions are essentially a matter of personal whim or opinion. Â