S1: There is an uncontrolled growth of periodicals and magazines.
- P: Many readers are not capable of selecting the best books out of the many.
- Q: In fact, bad stuff is more attractive to read.
- R: Therefore, in confusion, people may read bad stuff.
- S: This quantitative growth is perhaps not the one require for the society.
S6: Selection of good books is the most important task.
The correct option is A.