choices.label: A B C D
choices.text: man:adult eating:life electricity:energy hobbies:specialty
explanation: "custom" is a group "habit" of a nation or region, and "custom" also includes personal habits. some "men" are "adults", some "adults" are "men", people are divided into "men" and women according to gender, and "adults" and children according to age, but "adults" do not include "men" . "eating" is an integral part of "life", but "life" does not include "eating". "electricity" is a kind of "energy", and "energy" includes "electricity". "hobby" is what you like, "specialty" is what you are good at, some "hobbies" are "specialties", and some "specialties" are "hobbies".
relation: customs habit R2.2