Valerie works tirelessly to help children escape the inhuman conditions she has witnessed in the Sudan. She does this because she believes it is the "right thing to do," even though she often finds herself in life threatening situations when helping these children. Valerie demonstrates which of Kohlberg's stages of moral development?

- Universal Ethical Principles.

Explanation:

As per the given description, Valerie's behavior demonstrates the 'universal ethical principles' stage of Kohlberg's theory of moral development as she displays the 'moral or abstract reasoning' while making the ethical decision to do the right things. Her decision to 'escape the inhuman conditions' exemplifies that she follows the commitment to justice and ethical principles that are universally valid and accepted. This implies that she is now able to use abstract reasoning to take moral decisions.