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___________ are the most commonly documented object.

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___________ are the most commonly documented object. (a) Interface (b) Class (c) Functions (d) Libraries This question was addressed to me during an online interview. The question is from Packages in chapter Commands, Packages, Visualizing Data and Linear Regression of R Programming Select the correct answer from above options

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Correct answer is (c) Functions The explanation is: Function is very most commonly documented object. The introduction block, most functions have three tags namely @param, @examples and @return.

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