The explanation why there is a presence of difference in the
food intake where Ron eats more food than Danielle is because Ron has a lot
more fat cells compared to Danielle in which likely explains as to why Ron is
not satiated and that he will only be once the fat cells that he has exhibits
the feeling of being full.
 
        
             
        
        
        
I could help with only one sorry
Answer: English
        
             
        
        
        
Answer: PROTOTYPE. 
Explanation: The first crude pair of blurry goggles developed by the entrepreneurs to show to prospective customers was a PROTOTYPE.
A PROTOTYPE is defined as an original form or object which is a basis for other forms or objects or for its generalization and models. The first crude pair of blurry goggles developed by the entrepreneurs to show to prospective customers is what is known as a prototype. It is a model in which subsequent products will be made after.