________ costs are independent of the volume of goods produced and remain constant

Which of the following is a drawback of using blogs as a marketing medium?

A) Advertising on a blog is typically very expensive. B) It is difficult to use blogs to reach highly targeted audiences. C) The content of a blog is difficult to control. D) A company cannot have more than one blog. E) Blogs do not provide the kind of personalized medium that today's marketers want.

Which of the following should be included in a blog to make it interesting and lively for readers?

A) Headlines B) Controversial topics C) Information of the business D) Product demonstrations E) Pinterest links