The clear rendering however reads;
What does the graph on the first page of this class reveal about the demand for oil over time?
Explanation:
Since the graph is not provided, note the following about demand curve (graph). A demand graph is diagrammatic representation of how demand changes over time.
Thus, demand is usually plotted against price. I'll recommend you look carefully at the trend of the graph to find rising peaks and falling peaks which would indicate if demand is stable or not.
B. Deforestation is a way to clear land and plant more by humans but the other answers are natural things that happen in the environment.
Answer:
Rivers transport particles, from fine ones such as silt in turbid water to coarser ones such as sand, gravel, and boulders associated with bed-load transport. The speed and turbulence of currents enable transportation of these materials. When riverbed gradient or the river flow diminishes, particles tend to drop out.
Explanation:
It means that the government, instead of free market, determines what is sold and how much it costs.