Answer:
HTML5
Explanation:
HTML5 has features to create a webpage or pages without using external plug ins. With the help of API's we can alos add content related to multimedia.
It is false search engine are used for searching for something
Read-write is the term that best describes to the concept behind Web 2.0
Web 2.0 allows the users to interact with each other in the social medias and other sites. It is basically develop to emphasize the usability and interoperability of this website