Before commercial photography, the fashion industry advertised a. only on the radio using live entertainers during live broadcast. b. relied on artistic drawings to persuade the buyer. c. through written advertisement in women’s journals. d. by mailing samples with written explanations of new products.

b. relied on artistic drawings to persuade the buyer

Explanation:

Fashion in history has been advertised through magazines and catalogs. Before photography was common and inexpensive, the pieces of clothes would be drawn, explained, and listed. Marketing had played an important role in determining what will be fashionable and in pushing the trends, so they had to display the models somehow.

The drawings and paintings had to be realistic and well done, with many details. Some advertisements had even the details enlarged to show them to the potential buyers. Even the cover of the first Vogue magazine, a famous fashion publication,  featured the drawn model.

the answer to your question is d. any light source appearing in a scene

explanation:

right of the table i believe