To determine the main difference between the two public service ads, let's examine the options provided:
A: The older ad targets families, while the newer ad targets food manufacturers. - This could be true depending on the specific content and context of the ads, but without more details, it's difficult to confirm.
B: The older ad appeals primarily to logic, while the newer ad appeals to emotion. - This is a common distinction between older and newer advertising techniques, often older ads use straightforward logical appeals while newer ads might use emotional storytelling.
C: The older ad focuses on all foods, while the newer ad focuses on a specific food. - Again, this is plausible but would depend on the specific content of the ads.
D: The older ad provides specific ideas, while the newer ad tells how to get more information. - This is also possible as newer ads often direct audiences to websites or additional resources for more information.
Based on common trends in advertising and public service messages, B seems to be a strong contender as older ads often relied on logical appeals, while newer ones sometimes leverage emotional connections more effectively. However, without the exact content of the ads, it could be challenging to select the definitive answer confidently.
If I had to choose one based solely on general trends, I would go with B: The older ad appeals primarily to logic, while the newer ad appeals to emotion.