Siemens using glass (fiber optics) to replace copper cable is an example of: Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a Increasing competition b One industry working with another Substitues as defined in the Porter Model d Vertical integration Technology, changing demographics, globalization and deregulation are examples of: Select an answer and submit. For keyboard navigation, use the up/down arrow keys to select an answer. a Increasing competition b Lack of government controlling industries A global business environment d Factors causing industries to change e Factors only impacting large businesses