Multiple choice Which of the following methods is/are present in ConcurrentSkipListMap class in Java? ceilingKey(K key) remove(KeyStroke key) ceilingEntry(K key) Both 1 and 2 Both 1 and 3 Reveal answer Fill a bubble to check yourself E Correct answer Explanation Methods given in option 1 and option 3 belong to ConcurrentSkipListMap class.