1 points QUESTION 95 The element() method in the Queue interface 1 retrieves and removes the head of this queue, or null if this queue is empty C retrieves and removes the head of this queue and throws an exception if this queue is empty C retrieves, but does not remove, the head of this queue, returning nullif this queue is empty C retrieves, but does not remove, the head of this queue, throwing an exception if this queue is empty 1 points QUESTION 96 I. How many times is the factorial method in Listing 18.1 (page 707 in the textbook) invoked for factorialkS)? C5