Which of the Following Is a Result of Global Information

Which of the following is a result of global information dissemination?

A) Firms link Web sites to corporate databases to provide real-time access to personalized information.
B) Firms tailor their products and services to meet a customer's particular needs on a large scale.
C) Firms market their products and services over vast distances.
D) Firms provide immediate communication and feedback to and from customers.
E) Firms provide ways for clients and firms to conduct business online without human assistance.