Whilst it isn't possible to have a list of answers shown directly within an Lt Lesson, it is relatively straightforward to generate a downloadable 'answer sheet' that can then be embedded within Lt:

6. Open the Lesson as an Author, and drag and drop the PDF into a Page within Lt (it may also be worth placing a Checkpoint before the page hosting the Answer Sheet, so Students cannot skip ahead to the Answers before answering the questions themselves).

1. Set the Grading Mode in Lt to PDF Grading (Course Settings | Grading Workflow).
2. Open the Lesson as an Author (Lessons | Lesson of Interest | Open). Check that all the Questions appear on the Completion Page.
3. Generate a full Student Account for yourself (Student Accounts | Gear Menu | Invite).
4. Complete the Lesson as a Student, answering questions correctly
5. On the Report Page, download the PDF of your Completion Page
6. Open the Lesson as an Author, and drag and drop the PDF into a Page within Lt (it may also be worth placing a Checkpoint before the page hosting the Answer Sheet, so Students cannot skip ahead to the Answers before answering the questions themselves).
7. Update the Lesson (Student Work | Lesson of Interest | Update to Latest):