PowerPoint Standard--No underlined answers. Just plain text.
The course in PowerPoint: Standard Version. Plain presentation with no underlined answers. The Teacher's Version is meant to be used in conjunction with the Student's Manual. The Teacher's Manual has the answers. The Student's Manual as blank underlined areas for fill-in as they follow along in the class.
Course in PowerPoint: Teacher's Version, underlined answers used when teaching so students who are using the Student's Manual can fill in the blanks.