The answers are written in the quiz with capital letters.
Currently, if you type mercury instead of Mercury, you'll be told you got the wrong answer!
You can make your program more user-friendly by telling it to not care about capital letters when you type in the answer.
Your if statement is where the program compares the response to the answer. It currently looks like this: if response == answer:
You can tell the program to turn all the capital letters into small letters by using a Python method called lower().
if response.lower() == answer.lower():
Test it out!