Question 16 Answer saved Hide sidebars Marked out of 200 Flag question What is wrong, if any, in the following method implementing the pop method of a Stack in a linked based implementation introduced in this course: Ll: public Object pop(Object item) L2: (Object top - null; L3: if (topNode = null) L4: (top topNode.data; L5: topNode-top Node .next:) L6; return top:) Select one: O A In L2 top has to be of type Node OB. In Li pop should have no parameter . C. In L3 (topNode. null) should be (topNode le null) OD B and Clear my choice