The Assignment activity type allows you to ask student to add specific types of attachements as part their activity submission. These activities are designed to guide students of any age to easily create or upload one or more of the following: Comments (text entry), Files, Google files, Images, Drawings, Audio, Video, Web addresses, Student annotations.
Review the student experience: How do I add attachments to an Assignment activity?
You can also bulk edit these student submission settings!
Learn more: How do I make changes to multiple activities at once (Bulk Edit)?
To create a submission Assignment in Buzz: