Ekene's e-book reader allows him to connect to the internet to download publications. He knows that it uses radio signals, and he can get a connection when he is at home, at school, and in coffee shops. What type of internet connection does the reader use?

Which of the following best describe how the depth-limited search works. a normal depth-first search is performed but the number of ply/depths is limited. a normal breadth-first search is performed but the number of ply/depths is limited. a normal breadth-first search is performed but values above a specific value will be ignored. a normal depth-first search is performed but values above a specific value will be ignored.