Based on how light skinned she is, I doubt her mother was more than 50% African. Her child would be at most 25% African which was referred as “quadroon”. Someone who was half of that or 12.5% African was called “octoroon”.
https://en.wikipedia.org/wiki/Quadroon
https://en.wikipedia.org/wiki/An_Octoroon
“Based on how light skinned she is, I doubt her mother was more than 50% African. “
Do your homework!