In the following question, there are six sentences marked S1, S6, P, Q, R, and S. The positions of S1 and S6 are fixed. You are required to choose one of the four alternatives, which would be the most logical sequence of the sentence in the passage.

S1. Most of the people acquire

P. which makes them hesitant

Q. their ancestral culture and

R. to accept new ideas and theories of

S. tradition without questioning them,

S6. the changing world.