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

ethnic cleansing

To leave a place suddenly or secretly

Provide one word substitution for the following expression.
 'One who does not make mistakes.'

Choose the best given alternative of the underlined word The one who is rich possesses many superfluous things. 

Direction: In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

To rummage about in a place or container in search of something.

Find the correct one word for the phrase given below:
 'Converting waste into reusable material.'

Find out the word from the above text which means "huge and splendid'.

Direction: In the following question, out of the four alternatives, select the alternative which is the best substitute of the phrase.

To sell (stocks or other securities or commodities) in advance of acquiring them, with the aim of making a profit when the price falls.