Don’t listen to the answer above it’s spam please don’t look up the link and the answer is D. Chimpanzees
Motor neurons carry messages from the CNS to other parts of the body
The placenta develops within the first couple of weeks of pregnancy. The placenta is the lifeline of the fetal body and soon after the placenta is developed and in place, it begins starting to absorb nutrients for the developing fetus. This all occurs in the first trimester.