In angiosperm, the haploid, diploid and triploid structures of a fertilized embryo sac sequentially are:
1
Synergids, Primary endosperm nucleus and zygote
2
Antipodals, synergids, and primary endosperm nucleus
3
Synergids, Zygote and Primary endosperm nucleus
4
Synergids, antipodals and Polar nuclei
5
Question Not Attempted