Answer:
[tex]\boxed {\boxed {\sf D. \ Zygote}}[/tex]
Explanation:
During fertilization, gametes or sex cells fuse. A sperm cell from the father travels to an egg from the mother.
When they fertilize, they create a zygote, or a fertilized egg. It has a complete set of genetic information, because of the sex cells has half of the genetic information (half from mother + half from father = zygote's complete set).
The correct answer choice is D. zygote
