Which of the following persons advocate the Social Contract Theory of the origin of the State?

During a period of theological, political, and social upheaval in England, Thomas Hobbes (1588-1679) and John Locke (1632-1704) developed their political theories. 

Their social contract hypothesis is essentially a morally justifiable agreement between individuals. 

They say that by signing this pact, an organised society will emerge.

Final answer: Hence, the correct answer is option B, i.e., Thomas Hobbes.