Question1 In the context of EC __________ are electronic trading-community meeti

Question1 In the context of EC __________ are electronic trading-community meeting places for many sellers and many buyers and possibly for other business partners.A. exchangesB. portalsC. social networksD. B2CQuestion 2Markets in which several large sellers sell to a large number of buyers are called:A. differentiated markets.B. fragmented markets.C. buyer-concentrated markets.D. seller-concentrated markets.Question 3When the market price is higher than the equilibrium price there is:A. a surplus.B. a shortage.C. both a shortage and a surplus.D. neither a shortage nor a surplus.Question 4A decrease in demand means that quantity demanded falls:A. at least one price.B. at a few prices.C. at most prices.D. at all prices.