Question 2: Read the code of the class rectangle and the main class, then answer the following questions. class Rectanglet int length, widthi Rectanglelint , int w)( leaath 1: width - w int calsulatexea ) f dat area-length * width; ystan outupriaslaW "Length: tiength ". Width: "+ width) a xiatlal"Area: Riblic static void main String 1 args) ( ArrayListsRectangles zeclist + hew Arraylist() zeciiatuada (new Rectang1e(3, zecilstladd (new Reckangl(4.5))/ CAsadd D/ new Rectangle(5,6)) xacistleetii/hew Rectangle (6. 7) MIS306 ArrayList Assignment Spring 2018 b. Rewrite the main class to do the following: 1. Create a new list of rectangles, and fill in the array list from a text file containing values for 10 or more different rectangles. 2. Write java statement to insert another new rectangle (4x6) to index 0. 3. Replace the rectangle at index 1 by a new rectangle (5X5). 4. Replace the last rectangle on the list by a new rectangle (7X7). 5. Write a loop to print out the details of all rectangles in the list starting from the beeinning of the list until the end of the list