Explanation:
<h2 /><h2>I guess you translate this visual from Turkish to English</h2>
<h3>I couldn't find anything else.</h3>
B, Provide nutritional support to the embryo. It is not D, as the breasts are not part of the female reproductive system. It isn't C because during pregnancy, fetal and maternal blood do not mix. It also isn't D since women do not produce sperm.