Physical prototypes are: Group of answer choices representation of the product in a nontangible, usually mathematical or visual manner. tangible approximation of the product that often look and feel like the product. analyzed rather than built. computer simulated or computer models of three-dimensional geometry.
(b) tangible approximation of the product that often look and feel like the product
Step-by-step explanation:
"Physical" means it exists as an object in the real world, not just as a model on a computer screen. "Prototype" means it is an approximation of the finished product, lacking in one or more details of appearance, structure, or functionality.
