Which Is TRUE About Sperm Delivery

Which is TRUE about sperm delivery?

A) Most of the ejaculated sperm arrive in the vicinity of the ovum (if there is one) .
B) Sperm transport through the cervix is made possible by actions of progesterone on the cervical mucus.
C) Of the several hundred million sperm in an ejaculation,only about 100 to 200 reach the fallopian tube.
D) Sperm are able to fertilize an egg from the instant they arrive in the female reproductive tract.
E) Sperm can survive for up to 2 weeks in the mucus of the cervix.