Which command prints a new line in a script or command line?

In the context of scripting and command line usage in Linux, the representation of a new line character is commonly denoted as "\n". This escape sequence is utilized in various programming and scripting languages to indicate where a new line should be inserted when outputting text.

While the other choices could be associated with printing or outputting text, "\n" itself is the character that explicitly defines the action of moving to a new line. It is often used in conjunction with commands like printf and echo to control the formatting of the output. For instance, in a command that includes echo "Hello\nWorld", the output will display "Hello" on one line and "World" on the next line due to the presence of the "\n" character.

It's important to distinguish this from options like printf or echo, which are commands used to output text, but they require the "\n" character to perform the action of adding a new line in the output string. In summary, the specific character representation "\n" is what defines and triggers the creation of a new line in scripts and command line input.