What is u. s. currency backed by today?
a. gold
b. silver
c. the state banks
d. the federal government

answer; i do believe that the correct answer is (punch card ballots);

if you are on the computer you can not take a picture but you can upload one but i am not sure about phones but i'm pretty sure it's the but to upload one just click the paper clip looking thing/ link thingy thing and upload a pic