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: The heart is the pump of life.
P : They have even succeeded in heart transplants.
Q : Nowadays surgeons are able to stop a patients heart and carry out complicated operations.
R : A few years ago it was impossible to operate on a patient whose heart was not working properly.
S : If the heart stops, we die in about five minutes.
S6: All this was made possible by the invention of heart-lung machine.
The Proper sequence should be:
SRQP
SPRQ
SQPR
SRPQ
Correct answer is A
No explanation has been provided for this answer.