I believe the answer is: It opened the doors of some white churches to African Americans and American Indians
The great awakening refers to the wave of movements that being done in order to promote Christian value to in the 18th century.
This movement also target the segment of population which were not familiar with chrisitan religion before, which lead to the opening of some white church for African Americans and American Indians.
"It opened the doors of some white churches to African Americans and American Indians" is the one significant social impact among the choices given in the question that <span>the Great Awakening have in eighteenth-century colonial America. he correct option among all the options given is the second option. </span>
