Task: Class Definition Understanding (ontology: Arts_Media_Entertainment/Propp)

Which of the following definitions best describes 'Stepchild'?

A. A child who is the biological child of one's spouse but not one's own biological child.
B. A female child who is the biological child of one's spouse but not one's own biological child.
C. A female child who is either biological or step, with unspecified parentage.
D. A child who is biologically related to both parents.

Answer: A child who is the biological child of one's spouse but not one's own biological child.