Which scientific phenomenon is responsible for the

Select the most appropriate meaning of the Given idiom.

Word of mouth

Between A Rock And A Hard Place

Select the idiom/phrase that most accurately and contextually replaces the bolded segment.

In the following question a proverb/idiom us given. Select the option that best describes the meaning of the given proverb/idiom.

Despite his boastful claims, the politician proved to be a man of straw when he couldn't provide any evidence to support his grand promises. 

Fill in the blank given below using the correct idiom. 

Don't look a gift horse in the mouth

Don't try to blow smoke , I know the facts very well.

Select the most appropriate meaning of the given idiom.

  Raise the bar

Select the most appropriate meaning of the given idiom.

Give one the slip