Question: A 32-year-old woman, gravida 4, para 0, presents at 8 weeks of gestation for initiation of prenatal care. She has a history of three spontaneous first trimester losses confirmed histologically after dilation and curettage (D&C) procedures. Her medical history is otherwise noncontributory. After her most recent pregnancy loss, her evaluation included the following results: Products of conception karyotype 46,XY... Anticardiolipin antibody immunoglobulin G high titer positive, repeated twice ... Normal hysteroscopy/hysterosalpingography ... To reduce her risk of another spontaneous abortion, you advise. Need Assignment Help? Question options: a. heparin and low-dose aspirin b. 17α-hydroxyprogesterone c. Cerclage d. vaginal progesteron