<h2>
Answer:</h2>
Option 4. a way for software to communicate and become interactive
is the correct answer.
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Explanation:</h2>
<h2>The fall of the Berlin Wall and the emergence of a way to find things on the Web through the Netscape browser were two that was browser were two events that flattened the world. A third platform was needed to change the world and that was a way for software to communicate and become interactive.</h2><h2 />
This question belongs to the advent of software and technology that has made world a global village. The factors that played important roles are Fall of Berlin wall and Netscape browser.
The third thing the added to connectivity among people is the production of softwares like Skype and other social applications that made it easier for people to interact with other and communicate faster.
<h2>i hope it will help you!</h2>
Input
Output
(Sorry for not being detailed)
