Which of the following is not a search engine ( bing, yahoo, ask, twitter)

Mariah was working on a multimedia presentation that included both video and audio files. the file was huge, and she wanted to send it to her coworker in another office. she needed to reduce the size of the file so that it could be transmitted faster. the utility she used to do this was

Match the file formats with the types of multimedia they can store

Is the process of organizing data to reduce redundancy. a. normalization b. primary keying c. specifying relationships d. duplication