The term C-Note is another way of describing a US $100 bill,
the largest denomination in circulation. In Roman numerals,
"C" is equivalent to 100. Also, some believe the "C" stands for century,
which is 100 years.
There seems to be a problem
with your credit card. I have a fee to collect, and you don't
have the credit to pay me. Before I get spastic over your drastic
plastic, I'd suggest you earn yourself some extra credit by taking
the quiz again.