The correct answer is - Olmec.
The Olmec civilization was existing in the period between 1,200 BC up until 400 BC. This civilization developed in Mexico, more specifically in the south-central lowlands of the country. The Olmec were a very advanced civilization for their time, and they are considered as the civilization that set the basis for all the others civilizations in Mesoamerica, like the more ''famous'' Maya and Aztec civilizations. The trademark of the Olmec is the big stone heads, about which there's lot of debates about their purpose and means.
Based on maps I looked on, it seems that San Antonio, Texas, is the closest.
It's Pyrite also known as "fools gold" because of it's color being a brassy gold.
Answer:
An example that addresses the opportunity cost without involving money, could be: You used your day off cleaning the house, when you could have gone to see your childhood friends.
Explanation:
Opportunity cost is usually established by spending money. This is because money is a scarce resource, which if used in one situation cannot be used in others. To create examples of opportunity cost without using money, we must use another scarce resource, such as time, for example. In this case, a good example would be the time spent cleaning the house, which could have been used to find old friends.
<span>Earth's position and features are affected largely by the solar system. For example, gravitational actions from planets Saturn and Jupiter has changed the earth's tilt, which in turn affects the way in which sunlight reaches the planet and therefore alters climate, as well as the length of days. </span>