Question #N1289

The ancient Maya civilization was known for its complex calendar system, its elaborate architecture, and its sophisticated understanding of astronomy. However, the Maya also had a deep understanding of the natural world. They developed a system of agriculture that allowed them to grow a variety of crops in the challenging tropical environment. And, they were skilled in the art of healing, using medicinal plants to treat a wide range of ailments. What is the main idea of the text?

The passage primarily focuses on
A. the Maya's complex calendar system.
B. the Maya's understanding of astronomy.
C. the Maya's understanding of the natural world.
D. the Maya's sophisticated understanding of agriculture.