Consider the command line application UI below: Welcome to timezone converter! What timezone do you want to see the current time in? For Eastern time type "1" and press enter. For Central time type "2" and press enter. For Pacific time type "3" and press enter. Which of the following is the code of this application most likely using to implement this UI? Select the best answer. (Hint: we are not asking about the Terminal Emulator that is running in a Window. We are asking about the command line application code only.) None of the suggested answers. Event Demarcation Event Polling Event Loop