The following sentences form a paragraph. The first and the last sentences of the paragraph are given. The rest of the sentences are numbered as P, Q, R and S. These four parts are not given in their proper order. Read the sentences and choose the alternative that arranges them in correct order.

1. I searched for my friend whole day.

P. Walk much further. I was weary and hungry.

Q. At last I came to a place where beautiful birds were

R. When, midnight came I could not 

S. Singing and flowers were blossomed.

6. When I woke up, I realised it was all my dream.