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Which research question is most effective?
A. How did natural gas affect the ozone layer in 1975?

B. How do fossil fuels affect the atmosphere?

C. When were fossil fuels first discovered?

D. What are fossil fuels?

Respuesta :

ProfChris1

We can see that the research question that is most effective is: D. What are fossil fuels?

What is research question?

Research question is actually known to be a question which is asked by a researcher which forms the basis for his evaluation, examination, and experimentation. Every good research question must be clear and focused.

We see that the selected answer is actually clear and focused and covers other aspect of the research.

Learn more about research on https://brainly.com/question/6947486

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