English

The definite article 'the' is used here because the umbrella is specific and known to both the speaker and the listener, as it was given by the listener to the speaker.

A noun is the part of speech that names a person, place, thing, or idea, which directly answers the question.

The idiom 'play one's cards right' means to act wisely or strategically to take advantage of an opportunity, which aligns with option B: 'To get benefit of the opportunity.'

The adjective 'reliable' correctly describes Sarah as someone who can be depended upon to do the job well. The other options are either verbs or nouns and do not fit grammatically in the sentence.

The idiom "spill the beans" means to reveal secrets or disclose confidential information. This matches option C, making it the correct answer.

The phrase 'A hundred rupees' is treated as a singular amount of money, so the singular verb 'is' is correct. Therefore, 'A hundred rupees is all that he wants' is grammatically correct.

The idiom "no love lost" means that two people do not like each other at all, indicating mutual dislike or animosity.

The idiom "At the drop of a hat" means to do something immediately or without any hesitation, which matches option C.

The correct preposition in this context is 'by' because it indicates the method or means of obtaining the answer, i.e., by adding the date of birth to the figure.

In the sentence, 'king' is a common noun because it refers to a general title or position, not a specific name. 'Haroon' is the proper noun, the specific name of the king.