Seedless Grapes are the.
Simple fruits are from a single flower with one pistil. Aggregate fruits are from a single flower with many pistils. Multiple fruits are from many florets. In the inflorescence, fruitlets fuse together into one, bigger fleshy fruit.
Parthenocarpic fruit matures to be fleshy without the ovules ripening into seeds. The process of producing fruits without the fertilization of any seeds, which makes them seedless, is termed parthenocarpy. Thus answer is Parthenocarpic.
The correct option is D.