1. A- the economy faced serious challenges
2. B- Modernized
What does Earth have that other planets don't, the basis of life? Water, of course.
Humans and other mammals drink specifically <em>freshwater</em> though, which is far more precious and less abundant than saltwater.
These four subsystems are called "spheres." Specifically, they are the "lithosphere" (land), "hydrosphere" (water), "biosphere" (living things), and "atmosphere" (air). Each of these four spheres can be further divided into sub-spheres
Im pretty sure its the NCR ( Nuclear Regulatory Commission ) <span />
<em>it took <u>130 years </u> to build Sagrada familia... :) it build from <u>1852 to 1926...</u>
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