Whether or not you need to file a return depends on how much income you have. Please refer to the following FAQ to determine if you are required to file a tax return. https://ttlc.intuit.com/replies/3302185
If you are being claimed as a dependent on your parent's tax return, they might qualify to claim an education credit so the 1098T Form would be reported on their tax return.
Please refer to the following FAQs to learn more about the American Opportunity Credit. https://ttlc.intuit.com/replies/5358150 https://ttlc.intuit.com/replies/5358152
