Which of the following phrases (I), (II), and (III) given below each sentence should replace the phrase printed in bold letters to make the sentence grammatically correct? Choose the best option among the five given alternatives that reflect the correct use of phrase in the context of the grammatically correct sentence. If the sentence is correct as it is, mark (e) i.e., “No correction required” as the answer. 

Revolutionary scientists designed varieties of strategies to make the will of the people discernible.
I. a multiple strategies
II. several strategies
III. multitude of strategy

Select the most appropriate meaning of the given idiom.
 Like a cakewalk

In the following question, out of the given four alternatives, select the alternative which best expresses the meaning of the Idiom/Phrase.

Be in the red

"Back up" Find the idioms. 

Select the correct option of the idiom/phrase.

"A black sheep"

Select the most appropriate meaning of the given idiom.

Cast aside

Select the most appropriate meaning of the given idiom.

The movers and shakers

Select the most appropriate meaning of the highlighted idiom.

The coach was trying to twist the player’s arm by asking him to practice throughout the day.