(g) Give two reasons why it is preferable to use the second line of code instead of the first line of code below to convert an individual digit representing a numerical character from a char type to it's int value. int x = ch - 0,; int x = character.getNumericValue (ch); (h) To declare an array of integer numbers you can use the code, int] xs To declare an ArrayList of only integer numbers you can use the code, ArrayList?Integer? xs; What is the difference between int and Integer and why must Integer be used instead of int in the ArrayList example