Required information Refer to this diagram to answer questions 11 through 20. Stock Exchanges 0.. Brokers 1..1 1.. 0.. 1..1 0.." Stocks Buy/Sell Transactions Which of the following best describes the meaning of the multiplicities next to the number 4 in the preceding diagram? O Each stock is bought/sold at least once. Each stock is bought/sold only once. Each stock is bought/sold a maximum of many times. Each stock is bought/sold a minimum of many times. Both "Each stock is bought/sold at least once" and "Each stock is bought/sold a maximum of many times" are correct