Video Lesson 4 of 8NOTE: Due to the length of this course, it is organized into separate videos to make download/viewing easier — which are referred to as “Parts” or “Lessons” — when you have completed one part/lesson, click on the “Mark Complete” button, you will then move to the next video part/lesson. TEST and SURVEY are considered “Lessons.” There is also a progress bar to assist you with monitoring your course activity.