Because of the need for water and other resources. Central Australia is mainly desert, and has a hot, dry climate.
        
                    
             
        
        
        
Ummmmm I don’t know can you explain what you mean
        
                    
             
        
        
        
The option that is an example of a barrier in a diffusion process that slow or stop the spread of an innovation is the lack of infrastructure to support a new technology.
The process of geographic diffusion can be understood as the dissemination of ideas, people, culture, things, technology, diseases, etc., from one place to another.
As an example, globalization, which is an example of spatial diffusion, that is, it starts at a point of origin and is spread very quickly to other places.
Therefore, a barrier in a diffusion process that slow the dissemination of an innovation is the letter a. lack of infrastructure to support a new technology.
Learn more about geographic diffusion here:
brainly.com/question/2035730