Concept:Wind dispersal occurs in seeds or fruits with light, hairy, or winged structures that help them float in air.Explanation:Tridax procumbens produces seeds with a pappus of fine hairs, resembling a parachute.This adaptation allows the fruit to be easily carried away by wind.The other weeds listed do not possess such prominent wind-dispersal structures.Answer:D. Tridax (Tridax procumbens)