What idea is expressed in the last paragraph? 1. New media help us keep up with life. 2. Human knowledge is developing too fast. 3. New media are the result of collective brainwork. 4. There are different ways to manage knowledge.

What idea is expressed in the last paragraph? 1.  New media help us keep up with life. 2.  Human knowledge is developing too fast. 3.  New media are the result of collective brainwork. 4.  There are different ways to manage knowledge.