Answer:
Our restless Earth is always changing. Tectonic plates drift, the crust quakes, and volcanoes erupt. Air pressure falls, storms form, and precipitation results. Learn how these powerful forces shape our air, land, water, and weather—and constantly transform our planet. Explore how our response to Earth's changes will impact our future on Earth and discover how your choices impact our future Earth.
Answer:
To continue doing something although it may be difficult.
Explanation:
Example: <em>Things are hard at the moment, but if we </em><em>stick with it</em><em>, they are bound to get better.</em>
Economic concern and stability
Explanation:
The economic problem, which is sometimes considered the basic or core economic problem, argues that the available resources of an economy are inadequate to satisfy all human needs and desires. Economics involves learning how money can be distributed under inadequate circumstances.
The avoidance of undue volatility of the macro economy ensures economic stability. The economy would be seen as economically stable with fairly constant production growth and low and stable inflation.
That, is the answer i would think