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What will be the output of log (-5.8) when executed on R console?

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What will be the output of log (-5.8) when executed on R console? (a) NAN (b) NA (c) Error (d) 0.213 This question was addressed to me in an internship interview. I want to ask this question from Functions in section Control Structures, Functions, Scoping Rules, Loop Functions and Debugging of R Programming Select the correct answer from above options

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Right choice is (a) NAN Explanation: Executing the above on R console or terminal will display a warning sign that NaN (Not a Number) will be produced in R console because it is not possible to take a log of a negative number(-).

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