Thuto is considering conducting B2B market research for his stationery business. Which ONE of the following does not characterise this type of research? A. The sample sizes are smaller. B. Face-to-face interviews are preferred. C. The use of focus groups is not realistic. D. Tele-depth interviews are preferred. a. The sample sizes are smaller. b. Face-to-face interviews are preferred. c. The use of focus groups is not realistic. d. Tele-depth interviews are preferred