Which of the following best describes the meaning of the multiplicities next to the number 3 in the preceding diagram?
a. Each transaction involves at least one stock.
b. Each transaction involves only one stock.
c. Each transaction involves a minimum of zero stocks.
d. Each transaction involves a maximum of many stocks.
e. Both a and b are correct.

Transcribed Image Text:

Stock Exchanges 0..* 2 1..* Stocks 1..1 3 Brokers 6 0..* 4 1..1 5 0..* Buy/Sell Transactions