I have home-work I have to submit but have no idea where to start.
Here is what is needed:
Implement the following using both Delegates and Events as well as the Classic approach to implement the observer pattern (you will thus have to create two separate projects and name them accordingly):
b) Write the code for a class that subscribes to the event published by the FinancialService class.
c) Write a program which will test the messaging between the classes.
a) Write all the code that is required to allow other classes who are interested in changes in gold price to be notified.