Answer:
C) Basing your actions on a set of principles
Step-by-step explanation:
Ethics is a branch of philosophy that studies moral principles and the standards that control and regulate our own behavior. The use of ethics in or lives has great significance because it helps us define what is right and wrong and what is acceptable and what is not, which are factors that influence our decisions about how to lead our lives and how to act. Therefore, when we base our actions on a set of principles, we are using ethics.