What is the usage of the keyword ?? in R? Options: A . &nbspHelp window B . &nbspExtensive search C . &nbspError correction D . &nbspError detection

What is the usage of the keyword ?? in R?

Question - What is the usage of the keyword ?? in R?

Options:

A . Help window

B . Extensive search

C . Error correction

D . Error detection

Answer: Option B

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