Final answer:
Option D is a statement of fact that states noodles are a staple food consumed by people for thousands of years.
Step-by-step explanation:
Out of the given options, option D: Noodles are a staple food that people have eaten for thousands of years. is a statement of fact. It is a verifiable statement that can be proven to be true. Noodles have indeed been consumed by people for thousands of years, making it a fact.
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