Answer: Before about week 8 of pregnancy, a doctor may refer to the fetus as an embryo. The heart of an embryo starts to beat from around 5–6 weeks of pregnancy. Also, it may be possible to see the first visible sign of the embryo, known as the fetal pole, at this stage.
I would say "C" because bipolar disorders are associated with moods/personalities.
Answer:
a dog
Explanation:
Dog owners tend to live longer and far better after a heart attack or stroke. Researchers found that there were 33% lesser chance of death to occur in a person who is the owner of a dog after a heart attack. Dogs tend to calm the humans.