Hanna and Randy Visits an Agency Where Women Who Cannot

Hanna and Randy visits an agency where women who cannot have their own child are artificially inseminated for couples. There they find a woman who physically resembles Hanna, and Randy asks her if she would agree to be artificially inseminated with Randy's sperm. In this scenario, Andy and Anna are considering the option of:

A) human oocyte cryopreservation.
B) a surrogate mother.
C) a caesarean section.
D) in vitro fertilization.