1- Implement the following method: public static void remexeAdbWewels (Bagtatesface 3Bac.) The method should remove all vowels (' a ', 'e', ' l ', ' o ', ' u ', and ' y ') from the bag of characters aBag, while keeping the other characters in the bag. 2- Implement the following method: public static void sepdicatebachNode(Node atdstofledes) The method receives as an argument a reference to the first node in the list aListofNodes. The method should replicate each node in the list one time. For example, suppose that the list is: 1532 After the invocation of replisateEachNode, the list should become: 1>155332>2 Keep the original order of the list elements. Use the class Node below