All of the following are advantages of decentralization except

Which sentence best expresses the differing opinions of these two book reviews?

Rue or false siblings look simila rbecause they each have some traits of their parents.

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed