A dependent cannot get education credits---only the person who can claim the student as a dependent can use the education credit.
https://ttlc.intuit.com/questions/1901526-what-s-the-income-limit-for-education-tax-credits
https://www.irs.gov/help/ita/am-i-eligible-to-claim-an-education-credit
https://ttlc.intuit.com/questions/3262983-who-is-eligible-to-take-the-american-opportunity-tax-credi...
https://ttlc.intuit.com/questions/3383321-why-didn-t-i-get-a-credit-or-deduction-for-education-expen...
