The question is asking: of the following sources, where might you expect
to find biased information? A biased information is an information that
is presented in a way as to make you develop certain feelings or
opinions. Here it's A. Candidates' websites as those websites would
present the candidates in a positive light and only list the positive
things those candidates did.
I believe the third answer is the correct one
War of 1812 is one of them.
Answer: in ancient Babylon clay tablets were used for business transactions when fingerprints were necessary.