问题:
[单选题]In “drinking alcohol can cause a spike in estrogen levels and a decline in progesterone in premenopausal women... low progesterone levels can make it difficult for women to get pregnant or carry a baby to full term”, what is the direct cause for women’s not being able to get pregnant or carry a baby to full term? (“Drinking Just This Much Alcohol Can Seriously Mess with Your Hormones”)
Adrinking alcohol
Ba spike in estrogen levels
Ca decline in progesterone levels
Dlow progesterone levels