12. You definitely cannot use any piece of art... A. that is public domain
B. with a copyright symbol
C. that is over 100 years old
D. without any indication of who made it

im assuming the answer is D. without any indication of who made it bc it would be considered plagerism if the artist ins't given proper credit

i came across this and i found it funny that when you're bored you play hangman on so im going to guess a : )