Assume faceValue is an integer instance variable in the Die class.

Which of the following code snippets represents a valid accessor$/$getter method for faceValue?

public void getFaceValue$()$

$\{$ return faceValue; $\}$

public int getFaceValue$()$

$\{$ return faceValue; $\}$

public getFaceValue$()$

return faceValue; $\}$

public int getFaceValue$()$

faceValue $=6$;