Please help me understand 3a. 3b. 3c. And answer

Question 3 Instructions You never realy understood why there had to be so many different kinds of collections in Java. so you t data structures (Arrayist. Linkedlist, and Set-implemented using HashSet) t the differences are only readily apparent when you are working with very large collections so you write the following cone code to create your collections idescribed in pseudocode For i from O to 100,000 to see if you can detect any diferences between them You remember hearing that some of emerate a random value between 1 and 100, inclusive add the value to each of your collections Answer the following questions related to the characteristics and behaviors of each of your collections (you have named your collection objects myArrayList,my/LinedList, and mySet D Question 13 6 pts Question 3a List the number of elements contained in each collection Bie number of items in each collection myraylht myLinkedList Select on the 30000 Question 15 Qeion