Match the birth control method with its description.
(2) rhythm method
(5) estrogen/ progesterone
(8) tubal ligation
A. kills sperm
B. keeps sperm out of vagina or from entering cervix
C. prevents implantation of a blastocyst
D. no intercourse during fertile times
E. penis removed from vagina before ejaculation
F. sperm cells never reach penis
G. prevents follicle maturation and ovulation
H. oocytes never reach uterus.