Answer: A. How does the cuttlefish change its colors?
Step-by-step explanation:
A scientific question can be define as the fact finding inquiry. Asking a scientific question forms the part of the scientific method (which involves making an observation, asking a question, developing a hypothesis, testing the hypothesis on the basis of experimental procedures, analyzing the data and drawing the conclusion). A good scientific question should be answerable by using scientific methodology or by direct observation.
A. is the correct option, this is because of the fact that color is an observable variable. The change in variable can be observed and recorded to answer this question.