Answer:
The answer should be the third explanation, which is "The experiment was subjected to both replication and repetition" because the question never provide information about the status of the scientists who conducted the experiment, the variables of the experiment, and whether or not a control group was included. The part where the question tells that many other scientists are doing the same experiments and obtaining similar results is the key to finding out the right answer,
Explanation:
The statement that best summarizes why Steven would conclude that the experiment was valid is as follows:
Thus, the correct option is C.
An experiment may be defined as a scientific procedure that is carried out under controlled conditions in order to derive an unknown effect or law, to test or establish a hypothesis based on some common information.
If an experiment undergoes the process of replication and repetition, and the result will remain the same in all attempts by various scientists, it reveals that the experiment was valid and more accurate.
Then it will not depends on the process of a control group, dependent variables, and independent variables.
Therefore, the correct option for this question is C.
To learn more about Scientific experiments, refer to the link:
https://brainly.com/question/17274244
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