Hello, this question is incomplete. The complete question would be:
"Based on your knowledge of the scientific method, which statement identifies an observation? A. I smell smoke when I walk outside. B. If my neighbor is burning leaves, then I should be able to see smoke because fire produces smoke. C. My neighbor is probably burning leaves. D. I will check to see if smoke is coming from my neighbor's yard. "
Answer:
A. I smell smoke when I walk outside.
Step-by-step explanation:
Observation is the first phase of the scientific method. At this stage, facing some system or situation that occurs in nature, the scientist is driven by curiosity and need to seek ways to understand what causes it to happen. Thus, from observation, which can be with the naked eye or the use of instruments such as the microscope, the scientist begins to formulate questions.
Given the options shown in the question above, we can state that the option that represents an observation is "I smell smoke when I walk outside", as it is a situation that can cause someone to investigate what is happening and why it is happening.