Answer:
The ability to produce a variety of goods and services
Explanation:
Diversified economies are more likely to be self-sufficient as well as longer lasting. The economy can help to support within itself and continue to build. When a sector leaves, the country will become dependent on an outside source for that sector.
Atmospheric gasses that absorb infrared radiation
Areas with mountains is the answer
Answer:
4 billion years
Explanation:
Scientists have found the oldest known rocks on Earth. They are 4.28 billion years old, making them 250 million years more ancient than any previously discovered rocks. Earth formed about 4.6 billion years ago from a disk of gas and dust circling the sun.