David Welch and Allyson Versprille | (TNS) Bloomberg News Members of President-elect Donald Trump’s transition team have told advisers they plan to make a federal framework for self-driving vehicles one of the Transportation Department’s priorities, according to people familiar with the matter. If new rules enable wider deployment of cars without human controls, it will directly benefit Elon Musk, the Tesla Inc. chief executive officer and Trump mega-donor who’s become a powerful fixture in the president-elect’s inner circle.