Answer:
The correct answer for the following question is Video and Display.
Step-by-step explanation:
Video : The recording of moving pictures in a sequence with or without any audio and being shown on the screen as a DVD or digital file is known as Video.
Display : An electronic device used for present data and a channel on which we are able to show the presentations hastily.
Hence, with the help of these two channels we are able to reach costumer and can focus on the desired objective easily.