How to get a value from a select option, using vanilla JavaScript

This is a live demo of recipe #15 from Chapter 4: Working with the DOM of A Better Way To Learn JavaScript, Book 3: Useful Snippets.

In this exercise, we're demonstrating how to get a value from a select option, using vanilla JavaScript.

To inspect the code, open the DOM using devtools, and locate the defered script tag in the head of this document.