Write a recursive method body for the method whose contract is given below. The following method...

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Write a recursive method body for the method whose contract is given below. The following method returns the longest node label of all node labels in the given XMLTree. For full credit, your method must use a single return statement and no break statements Returns the longest node label out of all node labels in the given XMLTree t @ensures longestValue = [the longest node label in t] private static String longestLabel (XMLTree t) { Write a recursive method body for the method whose contract is given below. The following method returns the longest node label of all node labels in the given XMLTree. For full credit, your method must use a single return statement and no break statements Returns the longest node label out of all node labels in the given XMLTree t @ensures longestValue = [the longest node label in t] private static String longestLabel (XMLTree t) {