Aristotle's Ethics – Lecture 28 (History of Philosophy)

What is the Greek word usually translated as "happiness" in Aristotle's ethics, and which modern translation better captures its meaning?

1. A.Hedonia — sensory pleasure
2. B.Ataraxia — undisturbed tranquility
3. C.Eudaimonia — flourishing
4. D.Arete — excellence of character