Answer :
It's A. Fallopian Tube. The ovaries create the egg and the fallopian tubes hold the zygote until it is fertilized, then transfer it to the uterus.
Zygote is formed in the Fallopian tube.
Once in a month the egg is released from the ovary to the fallopian tube where the sperm of male is present for the process of fertilization which results in formation of zygote. Zygote remains in the fallopian tube for the next three to four days. Then it travels to the uterus for the implantation where the growth and nourishment of embryo takes place.