Answer: A female with a disease.
Explanation:
A pedigree chart is a diagrammatic representation of the phenotypes that are associated with the members of the family and with their generations. These phenotypes can be responsible for the development of eye color, facial forms, skin color, a particular disease or disorder.
In a pedigree chart a dark circle or filled circle represent that the female is affected by the disease or disorder, whereas a white or unfilled circle represent a female is unaffected or disease free.
