How do I access the HTML source editor when building a D2L Quiz question?

When building a D2L Quiz Question, you must enter the Full Screen Editor in order to access the HTML Source Editor.

When creating or modifying D2L Quiz Question text, select the Full Screen Editor icon:

Image of the setup screen for a D2L multiple choice quiz question that contains a green arrow that identifies the full screen editor icon

Once you have opened the Full Screen Editor, select the HTML Source Editor icon:

Image of the full screen editor for a D2L quiz question that contains a green arrow pointing to the html source editor icon