choices.label: A B C D
choices.text: automobile:vehicle population:people mountain peak:mountain grain:rice
explanation: the general term for "flowers" and greenery is "plants", and "flower" is a kind of "plant". an "automobile" is a kind of "vehicle". a "vehicle" does not belong to an "automobile". the numeral concept of "people" is "population". a "mountain peak" generally refers to the summit, part of a "mountain". "grain" usually refers to cereals, and "rice" is a kind of "grain".
relation: plant flower R2.2
relation: population people R3.10
relation: mountain peak mountain R2.3
relation: grain rice R2.2