Answer:
The Myth That Reagan Ended the Cold War With a Single Speech. ... On June 12, 1987, President Ronald Reagan stood just 100 yards away from the concrete barrier dividing East and West Berlin and uttered some of the most unforgettable words of his presidency: “Mr. Gorbachev, tear down this wall.”
Explanation:
Coca commonly referred to its nickname "coke" comes from coke leaves which is also used to create the drug "coke". Cola is the soda part of the euphemism
I think it’s A since that’s the most powerful thing a president can do.