Which statement about limiting factors is true? a. they are the same in each ecosystem. b. they are the same for every organism. c. they vary from ecosystem to ecosystem. d. they always involve available oxygen.

The correct answer is option C, The vary from ecosystem to ecosystem

The factors which limitizes  the growth of an ecosystem are called limiting factor. The four common limiting factors are food, water, shelter and space which is same for all organisms while there are some abiotic factors that limit ecosystem growth  such as temperature, precipitation, sunlight, soil configuration, and soil nutrients which are also same. But some time there can be special factors which may limitise the ecosystem growth and thus option C is the apt answer

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explanation:

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.