An argument is defined as 2 or more people disagreeing about something
Answer: C skeletal and muscle
Explanation: muscles move bones
Answer: The nervous system
Explanation:
The first part of the embryo to develop is the neural tube, which will become the spinal cord and brain. As the nervous system starts to develop, the tiny heart starts to pump blood, and other parts of the body—such as the digestive tract and backbone—begin to emerge.
I’d like to say all above, but like if not all than everything besides reading a book
