The elimination of an organism in an ecosystem takes out all balance. There may be an overpopulation of some organisms, and an underpopulation of others. For an example, if rabbits were taken out of the food chain, there would be an overpopulation of grass, and underpopulation of what eats rabbits.
1.................,..........
The correct answer is - B. deciding how many cans of vegetables to store at a warehouse.
The quaternary economic activities do not involve physical involvement into the production, trade, or storage of the products, but instead, this type of economic activity is performed strictly by using ones brain, thus making decisions and plans that are going to be performed by the workers in the primary and secondary (occasionally in the tertiary) economic layers.