You might find a statement like PATH=$PATH:$HOME/bin in your .bash_profile file. What does such a statement do?

It creates your PATH variable, setting it have your home directory and /bin

It creates your PATH variable, setting it have bin within your home directory

It adds both your home directory and /bin to your PATH variable

It adds to your PATH variable the directory bin within your home directory

It adds /home and /bin to your PATH variable