In the question below, the passage consists of six sentences. The first and sixth sentences labelled S1 and S6 respectively, have been ordered correctly. The middle four sentences have been jumbled up. These are labelled as P, Q, R and S. Find out the proper order for the four sentences.
S1: Forecasting the weather has always been a difficult business.
P : During a period of drought, streams and rivers dried up, the cattle died from thirst and were ruined.
Q : Many different things affect the weather and we have to study them carefully to make accurate forecast.
R : Ancient Egyptians had no need of weather forecasting as the Nile Valley hardly ever changes.
S : In early times, when there were no instruments, such as thermometer or the barometer, man looked for tell-tale signs in the sky.
S6: He made his forecasts by watching flights of the birds or the way smoke rose from fire.
The Proper sequence should be:
PRQS
QPRS
QRPS
SPQR
Correct answer is B
No explanation has been provided for this answer.