Is this a question or an answer?
B. Mouthguards are needed to play hockey
its a respect of someones property.
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.
Measured by how well he or she does the job
