Answer the question down below

Which best describes the scientific method? a. a path of clearly defined steps that must be followed in a particular order b. a possible answer to a scientific question based on knowledge or research c. the recipe for how to conduct an experiment that must be followed precisely d. the process of hypothesis and testing through which scientific inquiry occurs

24. how are vaccines used to keep people healthy?

Which of the following terms describes all of the non-living components of an ecosystem