question: father:daughter
choices.label: A B C D
choices.text: uncle:aunt son:son-in-law grandmother:grandfather maternal grandfather:mother
explanation: "father" and "daughter" have a father-daughter blood relationship. "uncle" and "aunt" are not related by blood. "son" and "son-in-law" are not related by blood. "grandmother" and "grandfather" are not related by blood. "maternal grandfather" and "mother" have a father-daughter blood relationship.
relation: father daughter R3.10
relation: maternal grandfather mother R3.10