Answer:The rocks are smooth due to the water eroding the rocks.
Explanation:
The water slowly takes off minerals of the rocks every time is splashes over them. Over time the rocks bumpy surface would be eroded away giving it a smoother surface.
Coordination is the working together of various organs of the body of an organism in a proper manner to produce appropriate reaction to a stimulus.
Control is the power of restraining and regulation by which something can be started, slowed down or stopped
Suppose bad weather and pollution dramatically reduce the supply of crawfish in Louisiana next year. This would most likely lead to an increase in the marginal utility of crawfish consumption.
Marginal utility of a commodity or service is the change in total utility resulting from consuming an extra unit of that commodity or service.
The marginal utility of a good or service tells about the happiness experienced or the contentment obtained by the consumers as a consequence of the increment or decrement in consumption by one unit.
There exist three kinds of marginal utility. They include positive, negative as well as zero marginal utility.
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