In R, the ________ function is used to concatenate vectors after converting to character.
- None of the above
- concat()
- merge()
- paste()
In R, the 'paste()' function is used to concatenate vectors element-wise after converting them to character. The result is a character vector. For example, 'paste(c("Hello", "Goodbye"), c("world!", "friends!"))' would return a vector containing "Hello world!" and "Goodbye friends!".
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