Marketing activities enable consumers to become aware of products or services, and they hopefully provide the information necessary for each buyer to identify the one brand or model that will be most appropriate for them to purchase. Such marketing activities include promotion, advertising, and public relations, as well as supply chain activities to ensure products are available at retail outlets convenient to customers. Which of the following reasons to study marketing captures the various marketing activities described? a. Marketing plays an important role in society.
b. Marketing can be used in everyday life.
c. Marketing offers outstanding career opportunities.
d. Marketing is important to business.

Susie buys two goods - rounds of golf and massages. suppose that the price of a round of golf is $20, and the price of a massage is $30. in a typical week susie will play two rounds of golf, getting 20 units of satisfaction from the second round. she normally buys three massages each week, with the third giving her 30 units of satisfaction. if she were to buy a fourth massage in a week, it would give her 20 units of satisfaction. if the price of massages is reduced to $15, which of the following outcomes might we expect to occur? a) susie would leave her consumption choices unchanged because of diminishing marginal utility in the consumption of massages. b) susie would buy more massages and more rounds of golf, as predicted by the substituion effect. c) susie would buy more massages and fewer rounds of golf, as predicted by the substitution effect. d) susie would buy more massage and fewer rounds of golf, as predicted by income effect.