Does Canvas allow users to add a rubic to a Turnitin assignment?
TurnItIn allows you to use rubrics within GradeMark. Turnitin Guide: GradeMark® - Guides.turnitin.com. There is also a you can access, download, and import for your own use library of user generated rubrics via this link: Turnitin - Rubrics.
Also the How do I create a TurnItIn Assignment may help; there's a link for adding a Canvas rubric.
Tay Pei, you've received great guidance from Sky. Although it's mentioned in the lesson to which Sky linked, this part bears emphasizing:
If you want to use a Canvas rubric for the assignment, you must add the rubric before [emphasis added] setting the External Tool submission type.
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