The correct answer to this open question is the following.
The most important contribution of Socrates to Western society was the Socratic Method of asking questions and establishing a dialogue to reach an agreement. People establish a dialogue that allows critical thinking and share answers to conclude.
The contributions of Plato are the interpretation of the teachings of Socrates, the foundation of the first university in Greece and Europe: the "Akademy," and the ideas expressed in the book "The Republic."
The contributions of Aristotle are his works on Metaphysics, the philosophy of nature, and his concepts on Ethics.
C)slavery should be allowed in the south only
