Answer:
The correct answer will be option-C.
Step-by-step explanation:
The scientific questions can have the real answer based on the experiments and data which supports the scientific hypothesis. The scientific method include various steps to answer a scientific question by making observations, generating hypothesis, and experimental design and results which can verify the hypothesis to answer the scientific question.
In given question, the Wendy performed the experiments and found that produced results can be improved with observations and can verify the hypothesis but the experiments of Michelle cannot be verified with the results.
Thus, option-B is the correct answer.