Double fertilization is said to occur in flowering plants because?

A.

two embryos are formed

B.

one egg is fertilized twice

C.

two sperms fertilize each egg

D.

one embryo and endosperm nucleus are formed

E.

two sperms and two pollen grains are involved

Correct answer is D

This process involves joining a female gametophyte with two male gametes.

It begins when a pollen grain adheres to the stigma of the carpel, the female reproductive structure of a flower.