The idiom ‘At an arm's length ’ means ?

Aa miserable life

Ba happy life

Cto keep away at a distance

DTo get into trouble


C. to keep away at a distance


At an arm's length = to keep away at a distance (ഒരു കൈ നീളത്തിൽ) Eg:- One must keep anti-socialists at an arm's length.

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