Use the figure below to answer the following question.An increase in price, all else held constant, would cause a change from

Which statement is an example of complementary goods affecting demand?

a. When diets that limited bread became popular, sales of jelly dropped. b. When studies showed that fish contained toxins, sales of chicken rose. c. As the U.S. Hispanic population grew, sales of salsa increased. d. After a fashion model shared her diet secrets, yogurt sales went up.

Intermediaries, known as middlemen, specialize in

A) reducing transaction costs. B) negotiating high prices for sellers. C) negotiating low prices for buyers. D) encouraging consumers to buy goods on credit, rather than with cash.