Answer: These questions are answered based on a country's economic system.
The president : Donald Trump
"The Constitution provides that the president "shall have Power, by and with the Advice and Consent of the Senate, to make Treaties, provided two-thirds of the Senators present concur" (Article II, section 2)."
https://www.senate.gov/artandhistory/history/common/briefing/Treaties.htm
Hope this helps
I Need a picture or you could type out what the assignment is.
<span>B. valve cover. is the answer</span>