Which of the following are valid Java code $($will compile and run without error$)?$

Assume the following line comes before each:

int myNumber $=7$

System.out.printf$("$My number: $\%$d

$",$ myNumber$)$;

System.out.printIn$("$My number:

myNumber.In$")$;

System.out.printf$("$My number: $\%$decimal

$",$ myNumber$)$;

System.out.printIn$("$My number: $"+$ myNumber$)$;