Answer: Development
Explanation: The human and natural resources in a developed area or country are brought to their full potential and to the benefit of the people who are citizens or residents there.
Development can be measured economically by the Gross Domestic Product GDP and by its effect on people through the Human Development Index HDI. While GDP measures the total goods and services produced, the HDI measures the level of education and opportunities available to people in the area or country.
Oxygen was absent on earth
Answer:
The Orpheus theory, which says that a planet-sized body once collided with Earth and that it sent some of the material into orbit, forming the moon.
