In real interview one will never get much time to express, so try to visualize and then write succinctly. Do not consider it an essay
Raise counter questions when reviewing others. This will broaden the dimensions as the same will happen in interview.
Counter questions will help in better expression as well as expose to various aspects one may have missed while writing. It will lead to better understanding of the issue.
The issue for discussion today is the following:
What in your opinion are the three biggest challenges for 21st century India? What is the basis of your selection? Substantiate your opinion.
Are there no endeavours by the government to overcome them? Given a chance to tackle these challenges, what would be your strategy? Give a reasoned and logical response.