please write 2 codes, one for each description. please comment with explanations

Lab08 Methods P3. Write a java method [call it menul which: 1) shows to the user the following message: Menu 2 Divide 3- Multiply 4 Exit 2 gets an option: from user, which represents a menu option input Please select an 3) and it returns the selected option as a message, e.g. if the user specifies option 2, the method returns "Dividing