<span>All Americans, and visitors to America -- citizens and non-citizens alike.</span>
Answer:
Chief Executive
Explanation:
Based on the information provided within the question it can be said that in this scenario the president is performing the role of Chief Executive. This is role as the authority to appoint and remove executive officials, as well as implementing policy, preparing executive budgets, and even supervising the executive branch of government.
The Sun is renewable energy because it's something that will never run out. The Sun will always be there no matter how many times it is used for solar power.
Hope this helps you. :)
Gibbons v. Ogden -- interstate commerce