The field of candidates running in the 2020 Democratic primary just keep growing. It's getting hard to keep track of all the various challengers vying for second place and a coveted speaking slot at the convention in Milwaukee, where party activists will gather to celebrate the inevitable nomination of Bernie Sanders.

Below is a quiz designed to test your knowledge of the Democratic primary field. Look at the photos. Some are of actual Democratic presidential candidates; the rest are just photos of random people from the internet. Can you tell the difference? (Scroll down for answers.)

1)

2)

3)

4)

5)

6)

7)

8)

9)

10)

11)

12)

13)

14)

15)

16)

17)

ANSWERS:

1. Fake
2. Fake
3. Real (Tim Ryan)
4. Real (John Hickenlooper)
5. Real (John Delaney)
6. Real (Wayne Messam)
7. Fake
8. Fake
9. Fake
10. Real (Seth Moulton)
11. Real (Jay Inslee)
12. Real (Marianne Williamson)
13. Fake
14. Real (Eric Swalwell)
15. Fake
16. Real (Mike Gravel)
17. Fake (That's Joaquin Castro, not Julian, genius)