Select from the following. (I) graptolites (II) members of their own species (III) ova and spermatozoa (IV) salt and pepper (V) mitosis (VI) peachleaf willow (VII) bacteria (VIII) light energy

Fact 1: Fertilization of gametes produces a diploid zygote. Fact 2: Examples of gametes are ova and spermatozoa. Given the two facts above, what is fertilized to produce a diploid zygote?
Answer:
(III)