Canada's outgoing Prime Minister Justin Trudeau said on Wednesday that “nothing is off the table” when it comes to responding to proposed tariffs by President-elect Donald Trump, but that no single region of the country should bear the full brunt of that response.

The government is preparing for the possibility that the incoming U.S. administration will impose high tariffs on Canadian goods, setting the close allies up for a showdown.

Canada has drawn up an initial list of C$150 billion ($105 billion) of US-manufactured items that it would hit with tariffs if President-elect Donald Trump decides to levy tariffs against Canadian goods,