Which question about dinosaurs is a scientific question? should scientists try to clone dinosaurs from dna remains? is the skeletal structure of a tyrannosaurus or brontosaurus more interesting? how big was the average velociraptor? why do people believe that dinosaurs existed?

Why do people believe that dinosaurs existed?

Explanation:

A scientific question or a scientific inquiry can be answered using suitable scientific methodology or by exhibiting direct observations. It is a fact finding inquiry to know about a cause of a natural event or a phenomena.

Among the options given, Why do people believe that dinosaurs existed? is the correct one because of the fact that this can be answered on the basis of evidences obtained in the form of fossils which have proved the fact that dinosaurs used to be existed on primitive earth.

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