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The correct answer is B. competitive exclusion.
This law refers to the fact that it is nearly impossible for two species to exist in the same place at the same time together, if they are interested in the same resources. If both species need the same thing to survive, one will have to be stronger while the other one will dwindle in number.
The answer is true because the signal of a perceiver is a technique to determine the ability.
Which of the following what? You didn't post a photo
Because some energy is lost as heat,sound etc
