question: ounce:weight
choices.label: A B C D
choices.text: rupee:currency carat:diamond ring hertz:sound wave pint:volume
explanation: "ounce" is a unit of "weight", and "weight" is a physical noun. the "rupee" is a unit of "currency", and "currency" is not a physical noun. "carat" is the unit of weight of diamonds, "carat" is not the unit of "diamond ring" "hertz" is a unit of frequency, not a unit of "sound wave". a "pint" is a unit of "volume", which is a physical noun.
relation: ounce weight R3.3
relation: pint volume R3.3