Which of the following is the correct first line for a greaterThan method definition that takes two parameters of type double

and returns true if the first value is greater than the second value?

public static int greaterThan$($double a$,$ double b$)$

public static boolean greaterThan$($double a$,$ double b$)$

public static double greaterThan$($boolean a$,$ boolean b$)$

public static boolean greaterThan$($double a$,$ b$)$