A. Draw a symbolic diagram that shows different states and transitions of a process. The shapes used for all states and transitions must be labelled. Do not copy/paste any diagram from slides, book or web, it will graded with zero marks; only draw original diagram by yourself (diagram must be editable for the teacher). [3 marks] B. Define and explain Thread? [1 mark] C. Write at least 4 benefits of multithreading with explanation? [2 marks]