Zygote develops into embryo
Ovary develops into fruit
Ovules develop into embryo sac
Central cell develops into endosperm
Correct option is C. Ovules develop into embryo sac.
Following are the post-fertilisation changes:
• Ovule → Seed
• Ovary → Fruit
• Zygote → Embryo
• Central cell → Endosperm
So, the correct answer is 'Ovules develop into embryo sac'