Solution:
In Gymnosperms the pollen grains germinate in the pollen chamber and form pollen tubes and discharge the male gametes nearer to the archegonium.
Statement A: Fertilization in Gymnosperms is described as Siphonogamous
Statemetn B: Pollen tubes carry the male gametes to the site of archegonia
In Gymnosperms the pollen grains germinate in the pollen chamber and form pollen tubes and discharge the male gametes nearer to the archegonium.