23. Mme two ways of producing output for the user. Use examples to illustrate your answer. (2 marks). 24. When we create a method that reads from or prints to a file, we need to include the words "throws Exception to the header. Why do we need to include these keywords? (2 marks) 25. Describe the meaning of cohesion, in terms of writing classes. Give an example of why cohesion is important