question: mother:daughter
choices.label: A B C D
choices.text: uncle:aunt grandmother:son-in-law aunt:grandson father:son
explanation: "mother" and "daughter" are called each other. the mutual names of "uncle" are nephew and niece, not "aunt". "uncle" and "aunt" do not correspond to each other. the mutual names of "grandmother" are grandson and granddaughter, not "son-in-law", and "grandmother" and "son-in-law" do not correspond to each other. the mutual names of "aunt" are nephew and niece, not "grandson", and "aunt" and "grandson" do not correspond. "father" and "son" side by side, both are family roles.
relation: mother daughter R3.10
relation: father son R3.10