To cause a flutter

Select the correct meaning of the given idiom.

On the spur of the moment 

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In one's element

Cool heels

"Despite the challenges, Lisa managed to keep her chin up ."

Choose the correct option showing the meaning of the Idiom highlighted in the given sentence

The new employee is a real go-getter .

Charley Horse

Fill in the blank given below using the correct idiom.

Mary's advice was _______________ and helped me avoid a major mistake.

I. Given the fragility of Mr Wahid's government, U.S. pressure intended to bring the military to heel should be calibrated.