Q4) Answer the following: [3 Marks]

a) Write a declaration of a private field named library that can hold an ArrayList. The elements of the ArrayList are of type Book.

b) Write a declaration of a private field called tracks for storing a collection of MusicTrack objects.

c) Write a method call to add the object held in the variable favoriteTrack to a collection called files.

d) Write a method call to remove the third object stored in a collection called dates.

e) Write out the header of a for-each loop to process an ArrayList called tracks. Dont worry about the loops body.

f) Write a while loop (for example, in a method called multiplesOfFive) that prints out all multiples of 5 between 10 and 95.

g) Write a declaration for an array variable people that could be used to refer to an array of Person objects.