If the main point is "Olives have a long history as a staple in the human diet," two appropriate supporting points could be,
A) Olives in Ancient Civilizations and The Culinary Significance of Olives
B) Health Benefits of Olives and Cultural Significance of Olives
C) Olive Production Methods and Modern Uses of Olives
D) Nutritional Value of Olives and Olive Varieties Around the World