Question

Which of the following describes how background research helps in the design of an experiment? O A. It provides information about why certain measurements are made in an experiment. O B. It provides a confirmation that no one else has ever done the exact same experiment. O C. It provides a good opportunity to talk to other scientists about their life's work. OD. It provides a final opportunity to cancel an experiment before it's too late.
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Answer 1

Answer:A

Explanation:

It provides information about why certain measurements are made in an experiment

The more information you have, the more it validates the reasoning behind your experiment, there for solidifying your initial hypothesis or a fact that you may not have already known..

Hope this helps :)