In this section each item consists of six sentences of a passage. The first and sixth sentences are given in the beginning as S1 and S6. The middle four sentences in each have been jumbled up and labelled P, Q, R and S. You are required to find the proper sequence of the four sentences
S1: Systematic and ceaseless efforts are being made to tap scientifically the abundant solar energy available in the country.
S6 :Installation of solar thermal systems and devices has helped to save or generate energy to the extent of 350 kWh per annum.
P: These include cooking, water heating, water desalination, space heating, etc.
Q : A large number of applications in the area have already become commercial.
R : Efforts are also afoot to develop economically viable solar collectors for high temperature applications.
S : A simple and common mode in solar energy utilization is solar thermal conversion.
The proper sequence should be.

Options

A. QSRP
B. QPR S
C. SQPR
D. R Q SP