Given the video and stack ADTS: public class Video { private String videoType; lle:q:music, promotional, educational private double duration; lle:g: 5, 10,90 (in minutes) private String producer; lleg: 10Ten Vidz, Creative Production private String fileType; Ile.g: avi, MP4, wmv public Video (String a, double b, String c, String d); /*accessor methods: getVideoType().getDuration ().getproducer().getFileType() */ //toString() method } public class Stack { public Stack() {...} public void push(Object); public Object pop(); public boolean isEmpty(); } 1/definition of other methods } a) Write a program fragment to insert 5 objects of Video class into a stack named videoStack. b) Write a program fragment to move all music videos into musicstack, all promotional videos into promostack and all educational videos into educationStack: c) Display the information of all MP4 music videos from musicStack