I want a quick solution without explanation

Question 43 Not yet answered Marked out of 1.00 Flag question What suitable type of advertising applies to a product in the introductory stage of its life cycle? O a. Pioneer ads a O b. Institutional ads O c. Reminder ads O d. Competitive ads Question 44 Not yet answered Marked out of 1.00 Flag question How often should a retailer communicate with its customers? O a. On a need to know basis O b. Based on retail promotion and advertisement c. Continuously basis O d. As needed only Question 45 Not yet answered Marked out of 1.00 P Flag question Retailers communicate with the customers on behalf of the O a. Manufacturers O b. Manufacturers and suppliers of raw materials O O c. Wholesalers and manufacturers O d. None of the choices