Fact 1: Fertilization occurs when sperm swim to an egg inside an archegonium.

Fact 2: If the egg is fertilized, it can implant in the uterus and cause pregnancy.

Given the two facts above, answer the question "what occurs when sperm swims to an egg inside an archegonium>" with the following options: 
- h2o
 - pollen
 - sperm
 - Energy.
 - competition
 - pregnancy
 - allow growth
 - death


 

      pregnancy   