Answer:
marketplace of ideas
Step-by-step explanation:
The answer is
"market place of ideas".
Media convergence may be considered as a good platform to share and innovate ideas and solutions which effects the welfare of the public. It is a market place for ideas to grow and influence the public so that proper steps can be taken to established a good society.
Here government policies or any issues can be discussed and criticized for the betterment of all. The entire society as a whole benefits when more of the public participates in such public dialogues.
Thus the answer is --
"market place of ideas".