This guide is for Blackboard Ultra courses. If your course is in Blackboard Original, see: Blackboard: Submitting an Assignment
Not sure? See the article: Blackboard: Original vs Ultra
To learn more about attaching files, see Tips for Submitting a Document on Blackboard.
Note: There is no way to delete a submission once it has been submitted, you will have to contact your instructor for any changes or mistakes.
Learn more about assignment on Blackboard's help pages: