Direction: The following passage consists of six sentences. The first and the sixth sentences are given. The middle four sentences in each have been removed and jumbled up. These are labelled P, Q, R and S. You are required to find out the proper sequence of the four sentences and choose the correct order from the options.

S1: A gentleman who lived alone always had two plates placed on the table at dinner time.

P: One day just as he sat down to dine, the cat rushed into the room.
Q: One plate was for himself and the other was for his cat.
R: She dropped a mouse into her own plate and another into her master plate.
S: He used to give the cat a piece of meat from his own plate.

S6: In this way, the cat showed her gratitude to her master.