Which of the following code is correct?

I:

String tb $="""$ Java

Python $\backslash$s

C$++"""$;

II:

String tb $="""$

Java"""

Python $\backslash$s

C$++"""$;

III:

String tb $="""$

Java""

Python $\backslash$s

C$++"""$;

IV:

String tb $="""$

Java

Python $\backslash$s

C$++""$;

IV

I

II

III