Choose between brackets

1. Wikipedia's can be sorted by (ascending - scientific classes - descending) in order to easily get the information.

2. Internet sites which help in search service are called (search engines - Wikipedia – operating systems).

3. The most famous encyclopedia is (yahoo - Google - Wikipedia).

4. To delete a file, you select it then choose (New - Rename – Delete) from the submenu.

5. The advantages of Encyclopedias are (search easily - fast – different shapes of information - all previous).