In the following item, there is a sentence of which some parts have been jumbled up. You are required to rearrange these parts which are labeled P, Q, R and S, to produce the correct sentence. Choose the correct sequence and mark in your answer sheet accordingly.
Hardly had my brother descended from the plane (P) when the people (Q) waved and cheered (R) who had come to receive him (S) from the lounge
The proper sequence should be :

Options

A. PRQS
B. PQRS
C. SPQR
D. PRSQ