The correct answer is B. I, II and III.
Shopping goods are products that consumers compare carefully on such characteristics as price, quality, style, and service before making a purchase. They are usually non-essential goods that consumers do not buy frequently. Some examples of shopping goods include furniture, appliances, and clothing.
Option I is correct because shopping goods are generally durable in nature. This means that they can be used for a long period of time and do not need to be replaced frequently.
Option II is correct because consumers generally compare the goods of various sellers before making a purchase. This is because shopping goods are relatively expensive and consumers want to make sure that they are getting a good deal.
Option III is correct because the per unit price of shopping goods is generally high. This is because they are relatively expensive and consumers want to make sure that they are getting a good deal.
Option IV is incorrect because shopping goods are not regularly and continuously in demand. This is because they are not essential goods that consumers need to buy on a regular basis.
Option V is incorrect because shopping goods are not sold as a result of aggressive promotional efforts. This is because they are not impulse goods that consumers are likely to buy without thinking about it.