Questions

The Theme of National Press Day 2017 is "Challenges before media".

China is the largest producer of Rice in the world.

Operating system is the most common type of System software.

Shudhi Movement was started by Dayananda Saraswathy.

Since, the starting statement carries a subject; the next statement will carry a verb i.e. Q follows as it mentioned the discovery of the Regent. R will bethe continuing statement which states what he actually discovered. P follows next as it talked about the reaction of the Regent after the discovery. And S would be the concluding statement and thus form a coherent paragraph.

The correct formation would be, ‘The Regent having discovered that he had imprisoned an innocent man released Voltaire and gave him a pension.’

Here all the options given are important functions of Earth's atmosphere.