Final answer:
Without additional context or visual aids, it's not possible to accurately number items referred to in the student's question. More details are needed to provide proper assistance.
Step-by-step explanation:
I'm afraid it's not possible to assist with your request without further context or visual aids. You've mentioned items in red at the corner needing to be numbered, but without the ability to see the items or understand what they refer to (such as questions, images, or diagrams), providing an accurate numbering is not feasible.
If you are able to give more details or clarify the nature of the items you're referring to, I would be more than happy to help you organize or number them.