Ureter courses retroperitoneally, close to gonadal vessels-> at risk of injury during ligation of ovarian vessels. FA 2020 pg 625
The suspensory ligament contains the ovarian vessels. Since that is not an answer choice, it has to be the ureters, as the ureters and the ovarian vessels run posterior to the ovaries (where the ovarian vessels branch off to be contained in the suspensory ligament).
https://www.google.com/search?q=ureter+path&tbm=isch#imgrc=YlRId8dt43MPPM:
easy diagram
suspensory ligament has ovarian vessels --> ureter can be damaged in oophorectomy
cardinal ligament has uterine vessels --> ureter can be damaged in hysterectomy
submitted by โsunshinesweetheart(112)
suspensory ligament has ovarian vessels --> ovarian artery + ureter can be damaged in oophorectomy
cardinal ligament has uterine vessels --> uterine artery + ureter can be damaged in hysterectomy