Using ArrayList type of collection in C# create the following class; 1. Pupils that includes a Group property which is a list of groups that the pupil is enrolled in. Includea method without a parameters named PrintPoints and returns a string that represents a final points for all the lessons that the pupil is taking part. 2. Instructor that includes a Group property that is a list of groups that the instructor is instructing Include a method without a parameters named GroupInfoland returns a string that represents a list of group's names that the Instructor is handling Include necessary codes that will add groups to pupils and instructor when it is assigned to a group. Include a code to test the Pupils and Instructor class to make sure that they are working You may add extra property such as registration number and additional class as necessary. Using ArrayList type of collection in C# create the following class; 1. Pupils that includes a Group property which is a list of groups that the pupil is enrolled in. Includea method without a parameters named PrintPoints and returns a string that represents a final points for all the lessons that the pupil is taking part. 2. Instructor that includes a Group property that is a list of groups that the instructor is instructing Include a method without a parameters named GroupInfoland returns a string that represents a list of group's names that the Instructor is handling Include necessary codes that will add groups to pupils and instructor when it is assigned to a group. Include a code to test the Pupils and Instructor class to make sure that they are working You may add extra property such as registration number and additional class as necessary