Q: Testing what usually requires making observations or performing experiments?


Read this paragraph and choose the correct option from the provided answers:

Usually, testing a hypothesis requires making observations or performing experiments. In this case, we will look into existing scientific literature to see if either of these hypotheses can be disproved, or if one or both can be supported by the data.

 Choices:

- variables

- conclusion

- homeostasis

- hypothesis


A:
hypothesis