Social Studies

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2 June, 17:44

Which of these statements is true about the achievements of the ancient Mayans?

A.

The ancient Mayans invented gunpowder and used it in many types of weapons.

B.

The ancient Mayans developed a calendar of great accuracy and complexity.

C.

The ancient Mayans developed the world's first telescope.

D.

The ancient Mayans were the first civilization to study farming and agriculture.