Fertilization occurs when sperm swim to an egg inside an archegonium.
When conception occurs in the female, a sperm fertilizes an egg.
When sperm enters an egg, conception occurs.
What happens when a sperm enters an egg?

(A) Conception
(B) It will move.
(C) competition
(D) Menstruation
(E) rapid expansion
(F) The egg multiplies
(G) Sperm reproduce
(H) pollen