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________ function is usually used inside another function and throws a warning whenever a particular package is not found.

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________ function is usually used inside another function and throws a warning whenever a particular package is not found. (a) Dplyr (b) Require (c) Coin (d) Sample I had been asked this question in an internship interview. Question is from Functions topic in portion Control Structures, Functions, Scoping Rules, Loop Functions and Debugging of R Programming Select the correct answer from above options

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Correct option is (b) Require Easiest explanation: Require () function is usually used inside the other function and gives a warning whenever a particular package is not found. Library () function will give an error message if the desired package is not loaded.

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