In the following passage, the numbered gaps indicate missing words. Against each number in the list below the passage are four options arranged in columns lettered A to D. For each numbered gap, choose from the options provided, the word that is most suitable.

Almost everyone in the world today accesses social media. One ---1--- that makes access to social media very easy is the mobile phone. A common ---2--- used is WhatsApp. One can read ---3--- from friends and family here. One can also watch videos of ---4---, but then, one must have ---5--- connection to enjoy these.