Select the option that expresses the given sentence in active voice.
 The library building was renovated in 2020.

Read the following passage carefully and answer the questions given below it.
 It is generally acknowledged that children learn a lot from their parents. It is not so commonly admitted that parents learn a great deal from their children. As adults, it is easy to assume that we are always right, but the laugh was on me one beautiful day.
 My daughter Kashmira knew how much I loved flowers. One day when she was of nine years, she picked some branches from our neighbour's blossoming fruit tree. Realising she intended to please me, I didn't scold her, but chose a different approach. "These are lovely, dear, but do you realise that if you had left them on the tree, each of these blossoms would have become a cherry?" "No, they wouldn't have", she said firmly.
"Oh, yes they would have. Each of these blossoms would have grown into a cherry". "Well okay, mother, if you insist", she finally conceded, "but they were plums last year".

"The laugh was on me" means that- 

Identify the segment in the sentence which contains the grammatical error.

The monsoon have, in the past five days, retreated from most parts of the country.

Direction: In the following question, out of the four alternatives, choose the one which can be substituted for the given sentence.

The rejection of all religious and moral principles, in the belief that life is meaningless

Violence has played a great part in the would's history. It  is today playing an equally important part and probably it will continue to do so for a considerable time. It is impossible to ignore the importance of violence in the past and present. To do so is to ignore life. Yet violence is undoubtedly bad and brings an unending trail of evil consequences with it. And worse even than violence are the motives of hatred, cruelty, revenge and punishment which very often accompany violence. Indeed violence is bad, not intrinsically, but because of these motives that go with it. There can be violence without these movies there can be violence of  a good object as well as for an evil object. But it is extremely difficult to separate violence from these motives, and therefore, it is desirable to avoid violence as far as possible. In avoiding it, however someone can not accept a negative attitude of submitting to bad and far greater evils. Submission to violence or the acceptance of an unjust regime based on violence is against the spirit of non-violence. The non-violent method, in order to justify itself, must be dynamic and capable of changing such a regime of social order.

The word 'dynamic' in the concluding line of the passage means:

Identify the segment in the sentence which contains the grammatical error.

If you will bring a letter of introduction, I will consider your request.

Complete the phrasal verb in the following sentence:
 The tourist guide pointed …………….. the most important buildings.

No country can……..to practice a constant, right foreign policy in view of the world power dynamics.