text: <unk>  (informally known as getting one's "tubes tied") is a permanent form of female sterilization, in which the fallopian tubes are severed and sealed or "pinched shut", in order to prevent fertilization. Hormone production, libido, and the menstrual cycle can be affected by a<unk> .
option_0: Tubal ligation
option_1: Vasectomy
option_2: Cervical cerclage
option_3: Episiotomy
option_4: Castration
option_5: Vaginectomy
option_6: Gonadotropin preparations
option_7: Elective caesarean section