You are using a public computer in the school library to check your student email. After you finish reading your messages, what is the most important "Cyber Hero" step to take before you leave?

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• A Delete all the emails you just read.
• B Just close the browser tab or the window.
• C Click "Sign Out" or "Log Out" and make sure the computer doesn't "Remember" your password.
• D Turn off the computer monitor so the next person can’t see the screen.

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