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______ is used to view all packages installed.

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______  is used to view all packages installed.

(a) library()

(b) search()

(c) .libPaths()

(d) stringr()

I have been asked this question during an interview.

This key question is from Packages in chapter Commands, Packages, Visualizing Data and Linear Regression of R Programming

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The correct option is (a) library()

Easiest explanation: Both require() and library() can load (strictly speaking, attach) an R package.

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