In this question, each of the following sentences has a blank space and four words are given after the sentence. Select whichever word you consider the most appropriate for the blank space and indicate your response on the Answer Sheet.

‘Please’ and ‘Thank you’ are the little courtesies by which we keep the —— of life oiled and running smoothly.

General Ability 2014 NDA General Ability 2014 NDA 2014

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