There are the articles, the amendments and the preamble.
Answer:
Mexico.
Explanation:
Present-day Mexico was the geographic environment where the Olmec, the Maya and the Aztec civilizations were born and developed, reaching power, influence and expanded. Each of them also made great cultural contributions such as calendars, the concept of zero in mathematics, astronomic observations, agricultural techniques, splendid architecture, etc.
Answer:
D) Trade can keep countries from specializing in producing certain goods
