A boycott is where a group of people get together and protest for a cause while a strike is when people don't go to work usually because of either pay or work place. People usually go all out on strikes, just search it up
Your answer to your question is A ;)
The Americans thought that Napoleon might withdraw the offer preventing the United States from acquiring New Orleans at any time, <span>, so they agreed and signed the Louisiana Purchase Treaty on April 30, 1803. On July 4, 1803, the treaty reached Washington, D.C..</span>
The main reason was that so they get to have the land.
it was England. hope this helps :)