CDC protect America from health, safety and security threats, both foreign and in the U.S whether diseases start at home or not
A or C (i hope i helped and got it right im not the best at this T^T)
It is part of accessing information as advertisements are created to deliver the desired messages to the audience. Some of those messages are presented very clearly while others are hidden.
Also, an ad can have more than one message being sent out. All this information has to be extracted out and comprehended by the audience. This makes it part of accessing information.
The answer is DNA molecules