Answer:
A. up to nine times the mass of the sun. 100%
Explanation:
please mark brainliest
I think the correct answer would be A. The yolk sac becomes the placenta. It is membranous sac that is attached to the embryo. It provides all the nutrition and the blood cells needed by the embryo. It is also called the umbilical vesicle.
Answer:
yes soulder carry is acctually a good choice
Explanation:
Because water makes everything flow to the digestive track