Very small and light seeds which are dispersed by air are
Some seeds are very small and lightweight, like dust. Orchid seeds and poppy seeds are similar. The dustlike seeds of orchids can be carried efficiently by the wind. It may be able to float easily with wind, otherwise, it will drop directly to the ground. Dust seeds are much smaller seeds in angiosperms weighing, approximately a few micrograms.
The correct answer is A.