Answer:
Fertilization
Step-by-step explanation:
Binary fission is when single parent cell doubles it’s DNA, then divides into two cells. (usually in bacteria).
Budding is the small growth on surface of parent breaks off, resulting in formation of two individuals. (ex: yeast)
Fragmentation is when organisms break into two or more fragments that develop into a new individual. (occurs in many plants and some animals like starfish)