This article has 2 sections:

Step 1. First, click into your assessment in the "Assessment" tab.

Step 2. Once you are in the assigning page (image below), you can change the show/hide settings to "Don't Show Scores To Students" to hide scores & answers.

Step 3. You are done! Your students will now only see a check mark when they submit their answersheets.

After your classes have all taken the assessment and/or you finished grading, you can change the settings in your assessment so students can see their results and your feedback.

Step 1. Find and click into your assessment in the "Assessment" tab.

Step 2. Once you are in the assigning page (image below), you can change the show/hide settings to "Show Answers and Scores To Students" to release scores & answers.

Step 3. You are done! Your students will now see the scores, and they can click into the assessment to review their answersheets & feedback from you.