The correct option is C Fallopian tube
The second maturation division or meiosis II occurs in the secondary oocyte, in which the nucleus is divided into a mature egg nucleus and a second polar body nucleus, not followed by cytoplasmic fission. It is in this stage of oocyte that the ovum is shed during ovulation. This occur at fallopian tube after the penetration of sperm.
So, the correct answer is - fallopian tube.