Answer:
The correct answer is option A. Nucleus.
Step-by-step explanation:
Fruits arise from the fertilization of the male gamete and female gamers in the flower.
The flower is the reproductive organ of the plant that carries female reproductive organ carpet and male reproductive organ stamen.
After fertilization zygote formation takes place. A zygote is a single cell that has a nucleus in which chromosomes are present, where all the genetic code about the development of seed and fruit is stored.
Thus, the correct answer is option - A. Nucleus.