Directions: In this question, the first and the last sentences/parts of the passage/sentences are numbered S1 and S2.The rest of the passage/sentences are split into four parts and named P, Q, R, S. These four parts are not given in a proper order. Read the passage or sentences and find out which of the four combinations is correct.

S1: The question of the participation of the students in politics has always evoked a lot of discussion.

P. Both the groups are equally convinced of the merits of their cases. Q. It has been a very controversial subject. R. The discussion goes on between the students, teachers, politicians, and other well wishers of the student community. S. Two contrasting opinions have been expressed by two groups of people.

S2: In spite of their best efforts, no satisfactory or convincing solution has so far been found out.