It is responsible for producing the pollen which is transfered to the pistil or famale parts of the same or another flower to bring about fertilization

a.anther

b.ovary​

Why?

Anther: The part of the stamen where pollen is produced. Pistil: The ovule producing part of a flower. The ovary often supports a long style, topped by a stigma. The mature ovary is a fruit, and the mature ovule is a seed.