Which of the following is suitable for copyrighting?

Which of the following statements is true of product lines?

a. ?They require greater transportation and warehousing costs than product items. b. ?They limit the product choices offered to customers to one or two product items. c. ?They provide economies of scale in advertising. d. ?They increase a firm's manufacturing and inventory costs.

Which of the following is/are enhanced by having the impression of poise, good manners, and good judgment?

A) Salary offers B) The perception of competence and confidence C) The perception of research ability D) The perception of teamwork E) The perception of strengths