Answer:
B) use the observed data to form a hypothesis about ice cream buying behavior.
Step-by-step explanation:
The scientific method is a research method where the first step is recognizing and identifying the problem ⇒ relevant information is obtained ⇒ a hypothesis is formulated ⇒ the hypothesis is tested.
In order for a research (that uses the scientific method) to be valid, the researcher must be able to duplicate the research process and obtain the same or similar results.