Question 3 of 15. Savannah (37) provides 100% of support for her brother Brock (32), who is permanently and totally disabled. Brock lived with Savannah for more than 6 months of the year in the U.S. and is not married. Brock will not be claimed by any other taxpayer and did not provide more than 50% of his own support. Which of the following tax credits is available to Savannah? 0000 Additional Child Tax Credit Adoption Credit Child Tax Credit Eamed Income Credit Mark for follow up