Linux would be a good example of?

Are special characters that allow you to search for multiple words at the same time.

Which of these is most responsible for differences between the twentieth century to the twenty-first century?

Alex’s family members live in different parts of the world. they would like to discuss the wedding plans of one of their distant relatives. however, alex wants all the family members to talk to each other simultaneously so that they can make decisions quickly. which mode of internet communication should they use? a. blog b. email c. wiki d. message board e. instant messaging