How much do you know about the two leading presidential candidates, Democrat Hillary Clinton and Republican Donald Trump?

Both candidates are polling at 40 percent or more, while third party candidates Jill Stein and Gary Johnson are polling at less than 10 percent. Candidates must poll at 15 percent or higher to participate in official debates.

With Clinton or Trump possibly winning the Nov. 8 election, how much do you know about them? Take our quiz to find out.