The answer is tectonic plates
Murray River provides hydroelectric power and water for irrigation
It can't be B or C.. or D so try A. Plant succession <span>is the process of change in the species structure of an </span>ecological<span> community over time. The time scale can be decades (for example, after a wildfire), or even millions of years after a mass extinction.</span>
Venezuela is the #1 producer of oil in South America.
chemical weathering of rocks on the continents is one source of elements found in sea water.