You provisioned the Custom Vision resource in Azure. Your data is collected by the Custom Vision service. In the event of deleting your data, you execute a series of delete operations. Which deletion operation would you perform to delete data collected for the exported iterations.

Answer options:

A.Delete Account
B.Delete Iteration
C.Delete Project
D.Delete Images

Correct Answer: A
Option A is correct because data associated with exported iterations is deleted with Custom Vision account deletion. You may delete it using the “delete your account” button in the CustoVision.ai settings page.
Option B is incorrect because deleting iteration will delete list of iterations, iteration details and performance data associated with iterations.
Option C is incorrect because deleting the project will delete projects and project details.
Option D is incorrect because deleting images will delete the set of training images.
Reference:
To learn more about deleting Custom Vision account data, use the link given below: 

https://docs.microsoft.com/en-us/azure/cognitive-services/custom-vision-service/export-delete-data