D: Surface-water runoff from rain
Answer:
A) Agents
Hope that helped! I wasn't 100% sure but I hope this is right. If it's wrong, please tell me! Have a good day!
B. The nervous system collects and responds to information about the external and internal environment.
The prokaryotic cell does not have a nucleus but instead they have a chromosome.<span />
The answer is letter B. because he is interested in designing machines that help people with disabilities. Becoming a biomedical engineer is one of his choice and probably he was inspired by people with disabilities because of his passion in writing also. In order for him to help these people, he decided to become a biomedical engineer to create technologies to lessen the burden of these people.