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`S_(1)` : Solar hot water system that can supply hot water at an approximate temperature, of `60^(@)` continuously, have recently been introduced . `S_(6)` : Larger quantities of water can be heated by increasing the number of solar collectors. P : A similar 200- liter system, but with collector, ideal for family of five or six, would cost arount Rs.7250. Q : A 100-litre of per day system souitable for a family of two or three, would cost around Rs. 4270. R : These, rates, however , do not included the plumbing acquired to connect the system to the kitchen, bathroom or tiolet of the building , transportation, installation and taxes. S : This includes th prices of solar coollector, a 100-litre insulated storage tank with fittings and an automatic water heater to be used during the monsoons or in an emergency. The proper squence should beA. R-P-Q-SB. Q-S-P-RC. S-R-Q-PD. Q-P-S-R

Answer» Correct Answer - D
Here , A 100- litre ipr day is a clue connects itself with P. Hence, Q is the qualifier of the sentence `S_(1)` and thus it helps us find the correct sequence QPSR.


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