The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.

P- Granted, political defection is increasingly less an act of ideological defiance than one of pure opportunism.
Q- Yet, for all it flaws, the current law recognizes and respects one fundamental principle: The right to dissent.
R- A blanket ban on defection will weaken rather than strengthen democracy, in whose name it is being sought to be imposed.
S- Granted also that it is illogical to allow a third of the party to split but not in a lesser number.