Which statement describes events leading to formation of offspring in the conifer life cycle?a) A diploid sperm from pollen enters the female gametophyte and fuses with a diploid egg.b) A haploid pollen grain produced by the male sporophyte enters the female sporophyte and fuses with a haploid megasporangium.c) A haploid sperm from pollen enters the female gametophyte and fuses with a haploid egg.d) A diploid pollen grain produced by the male sporophyte enters the female sporophyte and fuses with a haploid megasporangium.