The correct answer is letter moral principles and values that govern the actions and decisions of an individual or group.
Explanation: Ethics deals with the understanding of the notions and principles that underpin the foundations of social morality and individual life.
Is a reflection on the value of social actions considered both at the collective and individual levels.
Ethics would be a reflection on the influence that the established moral code has on our subjectivity, and on how we deal with these prescriptions of conduct, whether or not we fully accept these normative values, and thus to what extent we give the actual value to it.