Answer:
C. reason, balance, and harmony
Step-by-step explanation:
Ancient Greeks created works that expressed the ideals of reason, balance, and harmony.
During the Medieval times, the Greeks used paintings, sculptures and architecture to express their artistic ideas and nature.
Some examples of the architectural piece design by the Ancient Greeks are;
I. Parthenon: it was built in honor of Athena, who was the daughter of Zeus and Metis. Athena is known to be the goddess of wisdom, warfare, arts and crafts such as weaving etc.
II. Acropolis: this architectural piece had columns, sculptures, doors but no windows and it was situated at the center of Polis.
III. Paintings: this art work were mainly about mythological events and done on vases.
IV. Sculptures: it includes the carvings of Zeus Olympia, Myron (who was a discus thrower), Phidias-Parthenon and other life-like carvings.
Hence, the main ideas of Ancient Greek includes rationalism, idealism and humanism.