Final answer:
Long spurs with sweet rewards in flowers are adapted to attract pollinators, aiding in reproduction and leading to more offspring through successful pollination.
Step-by-step explanation:
Long spurs with sweet rewards are adaptations for attracting pollinators, such as birds or insects, that transfer pollen from one flower to another as they move to access the nectar within the spurs. This mutualistic relationship benefits both the plants, which receive assistance with pollination leading to reproduction, and the pollinators, which gain a source of food. Plants that have developed such elaborate spurs and rewards are likely to be more successful in attracting pollinators and hence have more offspring through successful cross-pollination.