2 requirements 2.1 Draw as a starting position the system diagram depicting occasional drivers, subscribers and guests as it was in Exercise 5. 2.1 Update the system diagram with changes resulting from the addition of a "Pango subscription". Add the changes in red. (Submit only the updated diagram). w 2.2 Write down the list of all the changes and next to each change a short explanation of one or two lines. 2.3 Update the requirements to suit a Pango subscriber. List only the additions and changes. In case of change, write down an old requirement and a new requirement. 2.4 Detail on which subsystems and end stations, each update will affect the requirements. (Another option is to divide the changes in advance into different subsystems and different end stations). 2.5 Note Do not swerve architecture