As he's surged to a dominant lead in the GOP presidential primary, Donald Trump has campaigned as the frank, candid counterpoint to his wishy-washy rivals, pitching himself as a non-politician who will give it to the American people straight.

And on some issues, to be fair, Trump has been crystal clear. But on numerous occasions, Trump has offered an initial answer that he's had to soften, amend, or flat-out reverse within days or even hours.

Can you keep track of Trump's shifting responses to policy questions? Take the quiz and find out!

And make sure you tune into "Face the Nation" this Sunday for an interview with the Republican frontrunner. Check your local listings for airtimes.