In this section each item consists of six sentences of a passage. The first and the sixth sentences are given in the beginning as S1 and 56. The middle four sentences in each have been jumbled up and labelled as P, Q, R and S. You are required to find out the proper sequence of the four sentences and mark your response accordingly on Answer Sheet.
S1: "Every person carries in his head a mental model of the world - a subjective representation of external reality," writes Alvin Toffler in Future Shock.
S6: When we begin to think we can do so only because our mind is already filled with all sorts of ideas with which to think.
P: It organizes our knowledge and gives us a place from which to argue.
Q: This mental model is, he says, like a giant filing cabinet. R: It contains a slot for every item of information coming to us.
S: As E.F. Schumacher says, “When we think, we do not just think, we think ideas."
The correct sequence should be

Options

A. PSRQ
B. SPRQ
C. QRPS
D. RQPS