Answer:
The correct option is (b)
Explanation:
Aggregate supply curve is upward sloping as output increase with the increase in price. In the short run, wage rate is fixed. As such, in the short run, firms can hire more workers at fixed wage rate. An increase in price indicates more profits, thereby increasing output.
This is the reason for upward sloping AS curve.
When evaluating advertising results, the Attitudinal measure technique can be used to measure consumers' beliefs or feelings about a product before and after exposure to the ad.
<h3>What are Pre-testing and post-testing in advertising?</h3>
Pre-testing and Post-testing. Pretesting is testing the advertisement before running it so that the likelihood of preparing the most effective ads, by allowing an opportunity to detect and eliminate weaknesses or flaws increases. Post-testing is done after the advertisement is run on the media.
Advertising Research – 4 Important Types: Product Appeal, Advertising Message, Advertising Media Selection, and Advertising Effectiveness Research.
To learn more about post-testing visit the link
brainly.com/question/17238720
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The primary source of fuel in South America is petroleum.
