Both please

Which of the following is a valid header for a method called "sumArray" that returns the total sum of all values in the array containing integers. public static void sumArray(int[] array) public static sumArray(int[] array) public static int sumArray(int array[]) public static char sumArray(char array[]) Which of the following is a valid header for a method called "arrayDups" that returns the number of duplicate values in an array. public static void arrayDups(int array) public static char arrayDups (char[] array) public static arrayDups (int[] array) public static int arrayDups(char array[])