NDP Leader Jagmeet Singh accused Conservative Leader Pierre Poilievre on Monday of taking a soft approach to Donald Trump’s threat to impose tariffs on Canadian goods.Singh speculated Poilievre’s approach could be influenced by his endorsement from Elon Musk.”[Poilievre’s] plan is literally to do nothing … until an election,” Singh said Monday, a week before Trump is inaugurated president of the United States.Last week, Poilievre outlined his plan to deal with Trump’s threat, which includes offering more energy to fuel the American tech industry, lowering taxes to spur investment in Canada and making the Canadian economy “more independent and less vulnerable to…