EXERCISE 1: Circle the correct option to indicate the correct option that best fits each of the following numbered blanks from 18 to 22

From Cave Walls to Social Media Walls
In today's world, we have different kinds of media available to us at all times, but did you know that the history of media actually goes back millennia?
The word ‘media’ refers to the different ways ___(1)___. By this definition, we can say with confidence that human beings created the first type of media around 64,000 years ago when we first began painting simplistic symbols on the walls of caves. Since then, the more we have evolved, the more advanced our media have become.
According to experts, it was sometime around 3,400 BC when human beings first began utilising written language as a means of communication. For generations, ___(2)___, people had to write everything manually until the mid-1440s. It was Johannes Gutenberg which revolutionised media when he created an invention called the printing press. ___(3)___: Gutenberg's innovative invention made print media like books, newspapers and magazines at a large scale and much information with a wider audience than ever before.
Several hundred years after the invention of the printing press, during the 19th century, we created cameras and later, the radio. ___(4)___, and the development of television swiftly followed it. This allowed many people to watch fascinating movies, programmes and documentaries, all of which remain popular today.
In the 2000s, ___(5)___. Now, we visit web pages, listen to podcasts, stream music and communicate on social media using our smartphones. We even use QR codes to share information instantly. We have come a long way, and so have the ways we communicate!
(Adapted from Bright 12)