Correct the given sentence gramatically.

Shreya, who she is my best friend, is a singer.

The question below consists of a set of labelled sentences. Out of the four options given, select the most logical order of the sentences to form a coherent paragraph.
P- And if I think about something which didn't happen I start thinking about all the other things which didn't happen.
Q- But there is only ever one thing which happened at a particular time and a particular place.
R- And there are an infinite number of things which didn't happen at that time and that place.
S- A lie is when you say something happened which didn't happen.

In the following question, four words are given out of which one word is incorrectly spelt. Select the incorrectly spelt word.

In the following question, four words are given out of which one word is incorrectly spelt. Select the incorrectly spelt word.

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
One who does not care for literature or art

In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.
Giving undue favours to one's own kith and kin

Improve the bracketed part of the sentence.
She is not used (to sleep) for so long.

Improve the bracketed part of the sentence.
William Shakespeare is the greatest of (all other) writers.

In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
Hobson's choice