Studying products for similarities or differences is known as shopping
a) marginal
b) comparison
c) emotional
d) research

Studying products for similarities or differences is known as

Option 'B' - Comparison shopping.  Is when you search different prices of a product or service available, before buying, in order to obtain the best deal. You can compare the prices, features, shipping costs, and other details.

the following best describes postwar era writers in their works:

many writers,authors,novelists,poets concentrated more on social art and social writing and stayed away from political writings.

citizens get the vast majority of their political and governmental information from the media, which includes television, print journalism, radio, and now the internet. the media play an important role in connecting people to government.