In the question below, there is a sentence of which some parts have been jumbled up. Rearrange these parts which are labelled P, Q, R and S to produce the correct sentence. Choose the proper sequence.

He knew that

P : and then to save himself

Q : was to save all the lives

R : entrusted to his care

S : the duty of a captain

The Proper sequence should be:

A.

PQRS

B.

SQRP

C.

SPRQ

D.

QSRP

Correct answer is B

No explanation has been provided for this answer.