private static int showMainPrompt(){
		String displayStr = "1) Add a new T/F question\n"
			+"2) Add a new multiple choice question\n"
			+"3) Add a new short answer question\n"
			+"4) Add a new essay question\n"
			+"5) Add a new ranking question\n"
			+"6) Add a new matching question\n"
			+"7) Finish";
		int choice = InputHandler.getInt(displayStr);
		if (choice<1 || choice > 7){
			System.out.println("Invalid Choice.\n");
			return showMainPrompt();
		}
		return choice;
	}