2.2 (15 Marks) UML Sequence diagram

Build a Sequence diagram for the following scenario:

1. The user dials 7 and 5 as the desired temperature;

2. The LCD displays 75;

3. The sensor sends the desired temperature 75 to the controller;

4. The controller requests the current temperature of the house;

5. The sensor measures that the house temperature and sends the current temperature

of 70 to the controller;

6. The controller generates an activation signal to start the furnace.