Plz help im crying rn. Having a panic attack. Will give brainiest. 5stars. And a ty. And a follow.

its letter b you can change it if you think my answer is wrong ^^

note:

Gymnosperms possess several key evolutionary innovations compared to earlier groups such as the clubmosses and ferns. They produce sperm-containing pollen, which is carried through the air by the wind to the female. This innovation has freed these plants from the need for water for sexual reproduction.